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48690341568 = 26361194873
BaseRepresentation
bin101101010110001010…
…111010011011000000
311122200022110122000000
4231112022322123000
51244204211412233
634211255000000
73342410034411
oct552612723300
9148608418000
1048690341568
1119716479310
12952a369000
13478c6327cb
1424dc817808
1513ee8e7d13
hexb562ba6c0

48690341568 has 196 divisors, whose sum is σ = 158034657768. Its totient is φ = 14754493440.

The previous prime is 48690341551. The next prime is 48690341573. The reversal of 48690341568 is 86514309684.

48690341568 is a `hidden beast` number, since 4 + 86 + 90 + 3 + 415 + 68 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 465780 + ... + 560652.

Almost surely, 248690341568 is an apocalyptic number.

48690341568 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 48690341568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79017328884).

48690341568 is an abundant number, since it is smaller than the sum of its proper divisors (109344316200).

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

48690341568 is an equidigital number, since it uses as much as digits as its factorization.

48690341568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94914 (or 94889 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 48690341568 in words is "forty-eight billion, six hundred ninety million, three hundred forty-one thousand, five hundred sixty-eight".