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56020044960 = 25335114128753
BaseRepresentation
bin110100001011000011…
…100000110010100000
312100121010121010211000
4310023003200302200
51404212112414320
641422451552000
74022141345145
oct641303406240
9170533533730
1056020044960
1121837944a20
12aa34bbb600
13538a0364c9
1429d607a3cc
1516cd13bc90
hexd0b0e0ca0

56020044960 has 384 divisors, whose sum is σ = 219119281920. Its totient is φ = 13248921600.

The previous prime is 56020044929. The next prime is 56020044979. The reversal of 56020044960 is 6944002065.

56020044960 is a `hidden beast` number, since 5 + 6 + 0 + 200 + 449 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1933944 + ... + 1962696.

It is an arithmetic number, because the mean of its divisors is an integer number (570623130).

Almost surely, 256020044960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56020044960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109559640960).

56020044960 is an abundant number, since it is smaller than the sum of its proper divisors (163099236960).

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

56020044960 is a wasteful number, since it uses less digits than its factorization.

56020044960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28829 (or 28815 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 56020044960 in words is "fifty-six billion, twenty million, forty-four thousand, nine hundred sixty".