51340255922 has 18 divisors (see below), whose sum is σ = 78516798717. Its totient is φ = 25177454536.

The previous prime is 51340255919. The next prime is 51340255951. The reversal of 51340255922 is 22955204315.

51340255922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48699221041 + 2641034881 = 220679^2 + 51391^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=160219.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16981703 + ... + 16984725.

Almost surely, 2^51340255922 is an apocalyptic number.

51340255922 is a deficient number, since it is larger than the sum of its proper divisors (27176542795).

51340255922 is an frugal number, since it uses more digits than its factorization.

51340255922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6154 (or 3078 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 51340255922 in words is "fifty-one billion, three hundred forty million, two hundred fifty-five thousand, nine hundred twenty-two".