23158428665312 has 24 divisors (see below), whose sum is σ = 45635100529536. Its totient is φ = 11568561864192.

The previous prime is 23158428665231. The next prime is 23158428665327. The reversal of 23158428665312 is 21356682485132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332854313 + ... + 332923880.

It is an arithmetic number, because the mean of its divisors is an integer number (1901462522064).

Almost surely, 2^{23158428665312} is an apocalyptic number.

It is an amenable number.

23158428665312 is a deficient number, since it is larger than the sum of its proper divisors (22476671864224).

23158428665312 is a wasteful number, since it uses less digits than its factorization.

23158428665312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665779290 (or 665779282 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 56.

The spelling of 23158428665312 in words is "twenty-three trillion, one hundred fifty-eight billion, four hundred twenty-eight million, six hundred sixty-five thousand, three hundred twelve".