15240316564 has 24 divisors (see below), whose sum is σ = 29255911776. Its totient is φ = 6889140000.

The previous prime is 15240316541. The next prime is 15240316571. The reversal of 15240316564 is 46561304251.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948862 + ... + 964789.

It is an arithmetic number, because the mean of its divisors is an integer number (1218996324).

Almost surely, 2^15240316564 is an apocalyptic number.

It is an amenable number.

15240316564 is a deficient number, since it is larger than the sum of its proper divisors (14015595212).

15240316564 is a wasteful number, since it uses less digits than its factorization.

15240316564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913847 (or 1913845 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 15240316564 in words is "fifteen billion, two hundred forty million, three hundred sixteen thousand, five hundred sixty-four".