15412434456056 has 32 divisors (see below), whose sum is σ = 31533422014080. Its totient is φ = 7003876936800.

The previous prime is 15412434456053. The next prime is 15412434456077. The reversal of 15412434456056 is 65065443421451.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 15412434455995 and 15412434456013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15412434456053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21839300 + ... + 22533971.

It is an arithmetic number, because the mean of its divisors is an integer number (985419437940).

Almost surely, 2^{15412434456056} is an apocalyptic number.

It is an amenable number.

15412434456056 is an abundant number, since it is smaller than the sum of its proper divisors (16120987558024).

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

15412434456056 is a wasteful number, since it uses less digits than its factorization.

15412434456056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44377235 (or 44377231 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 50.

The spelling of 15412434456056 in words is "fifteen trillion, four hundred twelve billion, four hundred thirty-four million, four hundred fifty-six thousand, fifty-six".