23764729412 has 24 divisors (see below), whose sum is σ = 43087580760. Its totient is φ = 11455234560.

The previous prime is 23764729367. The next prime is 23764729453. The reversal of 23764729412 is 21492746732.

It can be written as a sum of positive squares in 4 ways, for example, as 6918246976 + 16846482436 = 83176^2 + 129794^2 .

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, 78293 + ... + 231644.

It is an arithmetic number, because the mean of its divisors is an integer number (1795315865).

Almost surely, 2^23764729412 is an apocalyptic number.

It is an amenable number.

23764729412 is a deficient number, since it is larger than the sum of its proper divisors (19322851348).

23764729412 is a wasteful number, since it uses less digits than its factorization.

23764729412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310631 (or 310629 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 47.

The spelling of 23764729412 in words is "twenty-three billion, seven hundred sixty-four million, seven hundred twenty-nine thousand, four hundred twelve".