104040552056 has 64 divisors (see below), whose sum is σ = 226671955200. Its totient is φ = 43849320192.

The previous prime is 104040552053. The next prime is 104040552079. The reversal of 104040552056 is 650255040401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104040552053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757535 + ... + 884273.

It is an arithmetic number, because the mean of its divisors is an integer number (3541749300).

Almost surely, 2^104040552056 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 104040552056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113335977600).

104040552056 is an abundant number, since it is smaller than the sum of its proper divisors (122631403144).

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

104040552056 is a wasteful number, since it uses less digits than its factorization.

104040552056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126996 (or 126992 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 104040552056 its reverse (650255040401), we get a palindrome (754295592457).

The spelling of 104040552056 in words is "one hundred four billion, forty million, five hundred fifty-two thousand, fifty-six".