23145134372 has 6 divisors (see below), whose sum is σ = 40503985158. Its totient is φ = 11572567184.

The previous prime is 23145134359. The next prime is 23145134387. The reversal of 23145134372 is 27343154132.

It can be written as a sum of positive squares in only one way, i.e., 22902584896 + 242549476 = 151336^2 + 15574^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2893141793 + ... + 2893141800.

It is an arithmetic number, because the mean of its divisors is an integer number (6750664193).

Almost surely, 2^23145134372 is an apocalyptic number.

It is an amenable number.

23145134372 is a deficient number, since it is larger than the sum of its proper divisors (17358850786).

23145134372 is a wasteful number, since it uses less digits than its factorization.

23145134372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5786283597 (or 5786283595 counting only the distinct ones).

The product of its digits is 60480, while the sum is 35.

The spelling of 23145134372 in words is "twenty-three billion, one hundred forty-five million, one hundred thirty-four thousand, three hundred seventy-two".