51923870172102 has 8 divisors (see below), whose sum is σ = 103847740344216. Its totient is φ = 17307956724032.

The previous prime is 51923870172101. The next prime is 51923870172103. The reversal of 51923870172102 is 20127107832915.

It is an interprime number because it is at equal distance from previous prime (51923870172101) and next prime (51923870172103).

It is a sphenic number, since it is the product of 3 distinct primes.

51923870172102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51923870172101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4326989181003 + ... + 4326989181014.

It is an arithmetic number, because the mean of its divisors is an integer number (12980967543027).

Almost surely, 2^{51923870172102} is an apocalyptic number.

51923870172102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51923870172102 is a wasteful number, since it uses less digits than its factorization.

51923870172102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8653978362022.

The product of its (nonzero) digits is 423360, while the sum is 48.

The spelling of 51923870172102 in words is "fifty-one trillion, nine hundred twenty-three billion, eight hundred seventy million, one hundred seventy-two thousand, one hundred two".