15697623052 has 12 divisors (see below), whose sum is σ = 27478675840. Its totient is φ = 7846572816.

The previous prime is 15697623017. The next prime is 15697623061. The reversal of 15697623052 is 25032679651.

15697623052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 15697622993 and 15697623011.

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 3 ways as a sum of consecutive naturals, for example, 543852 + ... + 571987.

Almost surely, 2^15697623052 is an apocalyptic number.

It is an amenable number.

15697623052 is a deficient number, since it is larger than the sum of its proper divisors (11781052788).

15697623052 is a wasteful number, since it uses less digits than its factorization.

15697623052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119360 (or 1119358 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 46.

The spelling of 15697623052 in words is "fifteen billion, six hundred ninety-seven million, six hundred twenty-three thousand, fifty-two".