15492572641 has 16 divisors (see below), whose sum is σ = 19511223424. Its totient is φ = 11972790144.

The previous prime is 15492572629. The next prime is 15492572657. The reversal of 15492572641 is 14627529451.

It is not a de Polignac number, because 15492572641 - 2⁹ = 15492572129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15492572591 and 15492572600.

It is not an unprimeable number, because it can be changed into a prime (15492572611) 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, 1975716 + ... + 1983541.

It is an arithmetic number, because the mean of its divisors is an integer number (1219451464).

Almost surely, 2^15492572641 is an apocalyptic number.

It is an amenable number.

15492572641 is a deficient number, since it is larger than the sum of its proper divisors (4018650783).

15492572641 is a wasteful number, since it uses less digits than its factorization.

15492572641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3959320.

The product of its digits is 604800, while the sum is 46.

The spelling of 15492572641 in words is "fifteen billion, four hundred ninety-two million, five hundred seventy-two thousand, six hundred forty-one".