12523383272 has 32 divisors (see below), whose sum is σ = 23559600000. Its totient is φ = 6240858624.

The previous prime is 12523383269. The next prime is 12523383277. The reversal of 12523383272 is 27238332521.

It is not an unprimeable number, because it can be changed into a prime (12523383277) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4624943 + ... + 4627649.

It is an arithmetic number, because the mean of its divisors is an integer number (736237500).

Almost surely, 2^12523383272 is an apocalyptic number.

It is an amenable number.

12523383272 is a deficient number, since it is larger than the sum of its proper divisors (11036216728).

12523383272 is a wasteful number, since it uses less digits than its factorization.

12523383272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4425 (or 4421 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The spelling of 12523383272 in words is "twelve billion, five hundred twenty-three million, three hundred eighty-three thousand, two hundred seventy-two".