51574347625000 has 112 divisors (see below), whose sum is σ = 120920922895500. Its totient is φ = 20622043200000.

The previous prime is 51574347624979. The next prime is 51574347625039. The reversal of 51574347625000 is 52674347515.

It can be written as a sum of positive squares in 14 ways, for example, as 37328116386276 + 14246231238724 = 6109674^2 + 3774418^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 341049406 + ... + 341200594.

Almost surely, 2^{51574347625000} is an apocalyptic number.

51574347625000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51574347625000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60460461447750).

51574347625000 is an abundant number, since it is smaller than the sum of its proper divisors (69346575270500).

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

51574347625000 is an equidigital number, since it uses as much as digits as its factorization.

51574347625000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153954 (or 153925 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 49.

The spelling of 51574347625000 in words is "fifty-one trillion, five hundred seventy-four billion, three hundred forty-seven million, six hundred twenty-five thousand".