23212157754250 has 32 divisors (see below), whose sum is σ = 43680662857728. Its totient is φ = 9236251234000.

The previous prime is 23212157754197. The next prime is 23212157754283. The reversal of 23212157754250 is 5245775121232.

It is a self number, because there is not a number n which added to its sum of digits gives 23212157754250.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243011494 + ... + 243106993.

It is an arithmetic number, because the mean of its divisors is an integer number (1365020714304).

Almost surely, 2^{23212157754250} is an apocalyptic number.

23212157754250 is a deficient number, since it is larger than the sum of its proper divisors (20468505103478).

23212157754250 is a wasteful number, since it uses less digits than its factorization.

23212157754250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486118695 (or 486118685 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 23212157754250 in words is "twenty-three trillion, two hundred twelve billion, one hundred fifty-seven million, seven hundred fifty-four thousand, two hundred fifty".