13165590542 has 32 divisors (see below), whose sum is σ = 22403176320. Its totient is φ = 5752412640.

The previous prime is 13165590499. The next prime is 13165590553. The reversal of 13165590542 is 24509556131.

It is a self number, because there is not a number n which added to its sum of digits gives 13165590542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 723617 + ... + 741587.

It is an arithmetic number, because the mean of its divisors is an integer number (700099260).

Almost surely, 2^13165590542 is an apocalyptic number.

13165590542 is a deficient number, since it is larger than the sum of its proper divisors (9237585778).

13165590542 is a wasteful number, since it uses less digits than its factorization.

13165590542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19488.

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 13165590542 in words is "thirteen billion, one hundred sixty-five million, five hundred ninety thousand, five hundred forty-two".