23945099428 has 6 divisors (see below), whose sum is σ = 41903924006. Its totient is φ = 11972549712.

The previous prime is 23945099389. The next prime is 23945099527. The reversal of 23945099428 is 82499054932.

It can be written as a sum of positive squares in only one way, i.e., 15473369664 + 8471729764 = 124392^2 + 92042^2 .

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, 2993137425 + ... + 2993137432.

Almost surely, 2^23945099428 is an apocalyptic number.

It is an amenable number.

23945099428 is a deficient number, since it is larger than the sum of its proper divisors (17958824578).

23945099428 is a wasteful number, since it uses less digits than its factorization.

23945099428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5986274861 (or 5986274859 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 23945099428 in words is "twenty-three billion, nine hundred forty-five million, ninety-nine thousand, four hundred twenty-eight".