15532406675 has 12 divisors (see below), whose sum is σ = 19780730976. Its totient is φ = 12090088800.

The previous prime is 15532406651. The next prime is 15532406689. The reversal of 15532406675 is 57660423551.

It is a happy number.

It is not a de Polignac number, because 15532406675 - 2³⁰ = 14458664851 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8394971 + ... + 8396820.

It is an arithmetic number, because the mean of its divisors is an integer number (1648394248).

Almost surely, 2^15532406675 is an apocalyptic number.

15532406675 is a deficient number, since it is larger than the sum of its proper divisors (4248324301).

15532406675 is a wasteful number, since it uses less digits than its factorization.

15532406675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16791838 (or 16791833 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 15532406675 in words is "fifteen billion, five hundred thirty-two million, four hundred six thousand, six hundred seventy-five".