23439529772 has 12 divisors (see below), whose sum is σ = 41178786600. Its totient is φ = 11674162176.

The previous prime is 23439529769. The next prime is 23439529783. The reversal of 23439529772 is 27792593432.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11399522 + ... + 11401577.

It is an arithmetic number, because the mean of its divisors is an integer number (3431565550).

Almost surely, 2^23439529772 is an apocalyptic number.

It is an amenable number.

23439529772 is a deficient number, since it is larger than the sum of its proper divisors (17739256828).

23439529772 is a wasteful number, since it uses less digits than its factorization.

23439529772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22801360 (or 22801358 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 53.

The spelling of 23439529772 in words is "twenty-three billion, four hundred thirty-nine million, five hundred twenty-nine thousand, seven hundred seventy-two".