23172616500958 has 4 divisors (see below), whose sum is σ = 34758924751440. Its totient is φ = 11586308250478.

The previous prime is 23172616500931. The next prime is 23172616500959. The reversal of 23172616500958 is 85900561627132.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 23172616500899 and 23172616500908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23172616500959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5793154125238 + ... + 5793154125241.

It is an arithmetic number, because the mean of its divisors is an integer number (8689731187860).

Almost surely, 2^{23172616500958} is an apocalyptic number.

23172616500958 is a deficient number, since it is larger than the sum of its proper divisors (11586308250482).

23172616500958 is a wasteful number, since it uses less digits than its factorization.

23172616500958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11586308250481.

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 23172616500958 in words is "twenty-three trillion, one hundred seventy-two billion, six hundred sixteen million, five hundred thousand, nine hundred fifty-eight".