51733502500 has 45 divisors (see below), whose sum is σ = 113155698117. Its totient is φ = 20688852000.

The previous prime is 51733502497. The next prime is 51733502503. The reversal of 51733502500 is 520533715.

The square root of 51733502500 is 227450.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (51733502497) and next prime (51733502503).

It can be written as a sum of positive squares in 7 ways, for example, as 27866960356 + 23866542144 = 166934^2 + 154488^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51733502503) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 11370226 + ... + 11374774.

Almost surely, 2^51733502500 is an apocalyptic number.

51733502500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51733502500 is the 227450-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51733502500

51733502500 is an abundant number, since it is smaller than the sum of its proper divisors (61422195617).

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

51733502500 is an frugal number, since it uses more digits than its factorization.

51733502500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9122 (or 4556 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 31.

The spelling of 51733502500 in words is "fifty-one billion, seven hundred thirty-three million, five hundred two thousand, five hundred".