23947769392 has 10 divisors (see below), whose sum is σ = 46398803228. Its totient is φ = 11973884688.

The previous prime is 23947769383. The next prime is 23947769393. The reversal of 23947769392 is 29396774932.

It is a self number, because there is not a number n which added to its sum of digits gives 23947769392.

It is not an unprimeable number, because it can be changed into a prime (23947769393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 748367778 + ... + 748367809.

Almost surely, 2^23947769392 is an apocalyptic number.

It is an amenable number.

23947769392 is a deficient number, since it is larger than the sum of its proper divisors (22451033836).

23947769392 is a wasteful number, since it uses less digits than its factorization.

23947769392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496735595 (or 1496735589 counting only the distinct ones).

The product of its digits is 30862944, while the sum is 61.

The spelling of 23947769392 in words is "twenty-three billion, nine hundred forty-seven million, seven hundred sixty-nine thousand, three hundred ninety-two".