51343367118 has 32 divisors (see below), whose sum is σ = 103437281664. Its totient is φ = 16989801312.

The previous prime is 51343367093. The next prime is 51343367147. The reversal of 51343367118 is 81176334315.

It is a super-2 number, since 2×51343367118² (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 51343367118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418296 + ... + 526932.

It is an arithmetic number, because the mean of its divisors is an integer number (3232415052).

Almost surely, 2^51343367118 is an apocalyptic number.

51343367118 is an abundant number, since it is smaller than the sum of its proper divisors (52093914546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51343367118 is a wasteful number, since it uses less digits than its factorization.

51343367118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109216.

The product of its digits is 181440, while the sum is 42.

The spelling of 51343367118 in words is "fifty-one billion, three hundred forty-three million, three hundred sixty-seven thousand, one hundred eighteen".