23171656553254 has 16 divisors (see below), whose sum is σ = 37917449997840. Its totient is φ = 10532517321760.

The previous prime is 23171656553239. The next prime is 23171656553321. The reversal of 23171656553254 is 45235565617132.

It is a junction number, because it is equal to n+sod(n) for n = 23171656553195 and 23171656553204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1882512 + ... + 7063084.

It is an arithmetic number, because the mean of its divisors is an integer number (2369840624865).

Almost surely, 2^{23171656553254} is an apocalyptic number.

23171656553254 is a deficient number, since it is larger than the sum of its proper divisors (14745793444586).

23171656553254 is a wasteful number, since it uses less digits than its factorization.

23171656553254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5383895.

The product of its digits is 22680000, while the sum is 55.

The spelling of 23171656553254 in words is "twenty-three trillion, one hundred seventy-one billion, six hundred fifty-six million, five hundred fifty-three thousand, two hundred fifty-four".