51095139016 has 16 divisors (see below), whose sum is σ = 96338602800. Its totient is φ = 25404844944.

The previous prime is 51095139001. The next prime is 51095139019. The reversal of 51095139016 is 61093159015.

51095139016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×51095139016² (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 51095139016.

It is not an unprimeable number, because it can be changed into a prime (51095139019) 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, 17839050 + ... + 17841913.

It is an arithmetic number, because the mean of its divisors is an integer number (6021162675).

Almost surely, 2^51095139016 is an apocalyptic number.

It is an amenable number.

51095139016 is a deficient number, since it is larger than the sum of its proper divisors (45243463784).

51095139016 is a wasteful number, since it uses less digits than its factorization.

51095139016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35681148 (or 35681144 counting only the distinct ones).

The product of its (nonzero) digits is 36450, while the sum is 40.

The spelling of 51095139016 in words is "fifty-one billion, ninety-five million, one hundred thirty-nine thousand, sixteen".