51716650600 has 96 divisors (see below), whose sum is σ = 123175598400. Its totient is φ = 20186969600.

The previous prime is 51716650571. The next prime is 51716650603. The reversal of 51716650600 is 605661715.

It is a super-2 number, since 2×51716650600² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51716650600.

It is not an unprimeable number, because it can be changed into a prime (51716650603) 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, 1600605 + ... + 1632595.

It is an arithmetic number, because the mean of its divisors is an integer number (1283079150).

Almost surely, 2^51716650600 is an apocalyptic number.

51716650600 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 51716650600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61587799200).

51716650600 is an abundant number, since it is smaller than the sum of its proper divisors (71458947800).

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

51716650600 is a wasteful number, since it uses less digits than its factorization.

51716650600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32203 (or 32194 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 51716650600 in words is "fifty-one billion, seven hundred sixteen million, six hundred fifty thousand, six hundred".