51343665535364 has 12 divisors (see below), whose sum is σ = 90691147535184. Its totient is φ = 25431909096744.

The previous prime is 51343665535361. The next prime is 51343665535451. The reversal of 51343665535364 is 46353556634315.

It is a super-2 number, since 2×51343665535364² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51343665535361) 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, 59980917254 + ... + 59980918109.

It is an arithmetic number, because the mean of its divisors is an integer number (7557595627932).

Almost surely, 2^{51343665535364} is an apocalyptic number.

It is an amenable number.

51343665535364 is a deficient number, since it is larger than the sum of its proper divisors (39347481999820).

51343665535364 is a wasteful number, since it uses less digits than its factorization.

51343665535364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119961835474 (or 119961835472 counting only the distinct ones).

The product of its digits is 174960000, while the sum is 59.

The spelling of 51343665535364 in words is "fifty-one trillion, three hundred forty-three billion, six hundred sixty-five million, five hundred thirty-five thousand, three hundred sixty-four".