51051525015400 has 192 divisors, whose sum is σ = 149483251209600. Its totient is φ = 15781222517760.

The previous prime is 51051525015373. The next prime is 51051525015419. The reversal of 51051525015400 is 451052515015.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31834015 + ... + 33399214.

It is an arithmetic number, because the mean of its divisors is an integer number (778558600050).

Almost surely, 2^{51051525015400} is an apocalyptic number.

51051525015400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51051525015400 is an abundant number, since it is smaller than the sum of its proper divisors (98431726194200).

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

51051525015400 is a wasteful number, since it uses less digits than its factorization.

51051525015400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65233308 (or 65233299 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 34.

The spelling of 51051525015400 in words is "fifty-one trillion, fifty-one billion, five hundred twenty-five million, fifteen thousand, four hundred".