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48656498880 = 26351131148633
BaseRepresentation
bin101101010100001001…
…110100000011000000
311122120221210020120010
4231110021310003000
51244122030431010
634204045344520
73341516262603
oct552411640300
9148527706503
1048656498880
11196a9363850
12951ab68140
134785613752
1424d812833a
1513eb960620
hexb542740c0

48656498880 has 224 divisors, whose sum is σ = 173965989888. Its totient is φ = 11414937600.

The previous prime is 48656498851. The next prime is 48656498887. The reversal of 48656498880 is 8889465684.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (48656498887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 253044 + ... + 401676.

Almost surely, 248656498880 is an apocalyptic number.

48656498880 is a gapful number since it is divisible by the number (40) 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 48656498880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86982994944).

48656498880 is an abundant number, since it is smaller than the sum of its proper divisors (125309491008).

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

48656498880 is a wasteful number, since it uses less digits than its factorization.

48656498880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148695 (or 148685 counting only the distinct ones).

The product of its (nonzero) digits is 106168320, while the sum is 66.

The spelling of 48656498880 in words is "forty-eight billion, six hundred fifty-six million, four hundred ninety-eight thousand, eight hundred eighty".