12392463902 has 32 divisors (see below), whose sum is σ = 23154066432. Its totient is φ = 4843440864.

The previous prime is 12392463883. The next prime is 12392463911. The reversal of 12392463902 is 20936429321.

It is a self number, because there is not a number n which added to its sum of digits gives 12392463902.

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, 395078 + ... + 425289.

It is an arithmetic number, because the mean of its divisors is an integer number (723564576).

Almost surely, 2^12392463902 is an apocalyptic number.

12392463902 is a deficient number, since it is larger than the sum of its proper divisors (10761602530).

12392463902 is a wasteful number, since it uses less digits than its factorization.

12392463902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820472.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 12392463902 in words is "twelve billion, three hundred ninety-two million, four hundred sixty-three thousand, nine hundred two".