51324525131 has 8 divisors (see below), whose sum is σ = 57181676544. Its totient is φ = 45665921320.

The previous prime is 51324525097. The next prime is 51324525149. The reversal of 51324525131 is 13152542315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51324525131 - 2²² = 51320330827 is a prime.

It is a super-2 number, since 2×51324525131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51323525131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49636355 + ... + 49637388.

It is an arithmetic number, because the mean of its divisors is an integer number (7147709568).

Almost surely, 2^51324525131 is an apocalyptic number.

51324525131 is a deficient number, since it is larger than the sum of its proper divisors (5857151413).

51324525131 is a wasteful number, since it uses less digits than its factorization.

51324525131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99273801.

The product of its digits is 18000, while the sum is 32.

The spelling of 51324525131 in words is "fifty-one billion, three hundred twenty-four million, five hundred twenty-five thousand, one hundred thirty-one".