51347240175100 has 72 divisors (see below), whose sum is σ = 112468265320320. Its totient is φ = 20346326320320.

The previous prime is 51347240175079. The next prime is 51347240175107. The reversal of 51347240175100 is 157104274315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51347240175107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 539093281 + ... + 539188519.

It is an arithmetic number, because the mean of its divisors is an integer number (1562059240560).

Almost surely, 2^{51347240175100} is an apocalyptic number.

51347240175100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51347240175100 is an abundant number, since it is smaller than the sum of its proper divisors (61121025145220).

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

51347240175100 is a wasteful number, since it uses less digits than its factorization.

51347240175100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145747 (or 145740 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 51347240175100 in words is "fifty-one trillion, three hundred forty-seven billion, two hundred forty million, one hundred seventy-five thousand, one hundred".