51147074115 has 24 divisors (see below), whose sum is σ = 88756085808. Its totient is φ = 27247314240.

The previous prime is 51147074101. The next prime is 51147074141.

51147074115 is a `hidden beast` number, since 5 + 1 + 1 + 470 + 74 + 115 = 666.

51147074115 is nontrivially palindromic in base 10.

51147074115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51147074115 - 2⁹ = 51147073603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51147074115.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 608541 + ... + 687470.

It is an arithmetic number, because the mean of its divisors is an integer number (3698170242).

Almost surely, 2^51147074115 is an apocalyptic number.

51147074115 is a deficient number, since it is larger than the sum of its proper divisors (37609011693).

51147074115 is a wasteful number, since it uses less digits than its factorization.

51147074115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296899 (or 1296896 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 36.

It can be divided in two parts, 511470 and 74115, that added together give a palindrome (585585).

The spelling of 51147074115 in words is "fifty-one billion, one hundred forty-seven million, seventy-four thousand, one hundred fifteen".