51950118527 has 4 divisors (see below), whose sum is σ = 52065820800. Its totient is φ = 51834416256.

The previous prime is 51950118511. The next prime is 51950118541. The reversal of 51950118527 is 72581105915.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51950118527 - 2⁴ = 51950118511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51950118547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57850463 + ... + 57851360.

It is an arithmetic number, because the mean of its divisors is an integer number (13016455200).

Almost surely, 2^51950118527 is an apocalyptic number.

51950118527 is a deficient number, since it is larger than the sum of its proper divisors (115702273).

51950118527 is a wasteful number, since it uses less digits than its factorization.

51950118527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115702272.

The product of its (nonzero) digits is 126000, while the sum is 44.

The spelling of 51950118527 in words is "fifty-one billion, nine hundred fifty million, one hundred eighteen thousand, five hundred twenty-seven".