15142505764 has 12 divisors (see below), whose sum is σ = 26502328944. Its totient is φ = 7570411784.

The previous prime is 15142505669. The next prime is 15142505803. The reversal of 15142505764 is 46750524151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168862 + ... + 242485.

It is an arithmetic number, because the mean of its divisors is an integer number (2208527412).

Almost surely, 2^15142505764 is an apocalyptic number.

It is an amenable number.

15142505764 is a deficient number, since it is larger than the sum of its proper divisors (11359823180).

15142505764 is a wasteful number, since it uses less digits than its factorization.

15142505764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420554 (or 420552 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 15142505764 in words is "fifteen billion, one hundred forty-two million, five hundred five thousand, seven hundred sixty-four".