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49471030130688 = 211327397379039
BaseRepresentation
bin10110011111110010111110…
…01011010111100000000000
320111011101101011000201011200
423033321133023113200000
522441013132203140223
6253114402201141200
713264110146625165
oct1317713713274000
9214141334021150
1049471030130688
1114843600890041
12566b997a8a800
13217b1377698ca
14c305a6acc06c
155abcc5a86a43
hex2cfe5f2d7800

49471030130688 has 288 divisors, whose sum is σ = 146332265788800. Its totient is φ = 16096731070464.

The previous prime is 49471030130671. The next prime is 49471030130741. The reversal of 49471030130688 is 88603103017494.

49471030130688 is a `hidden beast` number, since 4 + 9 + 471 + 0 + 30 + 130 + 6 + 8 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130327473 + ... + 130706511.

It is an arithmetic number, because the mean of its divisors is an integer number (508098145100).

Almost surely, 249471030130688 is an apocalyptic number.

49471030130688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49471030130688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73166132894400).

49471030130688 is an abundant number, since it is smaller than the sum of its proper divisors (96861235658112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49471030130688 is a wasteful number, since it uses less digits than its factorization.

49471030130688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379237 (or 379214 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 49471030130688 in words is "forty-nine trillion, four hundred seventy-one billion, thirty million, one hundred thirty thousand, six hundred eighty-eight".