15952488056 has 8 divisors (see below), whose sum is σ = 29910915120. Its totient is φ = 7976244024.

The previous prime is 15952488049. The next prime is 15952488077. The reversal of 15952488056 is 65088425951.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 15952487989 and 15952488007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997030496 + ... + 997030511.

It is an arithmetic number, because the mean of its divisors is an integer number (3738864390).

Almost surely, 2^15952488056 is an apocalyptic number.

It is an amenable number.

15952488056 is a deficient number, since it is larger than the sum of its proper divisors (13958427064).

15952488056 is a wasteful number, since it uses less digits than its factorization.

15952488056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994061013 (or 1994061009 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 53.

The spelling of 15952488056 in words is "fifteen billion, nine hundred fifty-two million, four hundred eighty-eight thousand, fifty-six".