51352511244166 has 16 divisors (see below), whose sum is σ = 84077275811328. Its totient is φ = 23329302294600.

The previous prime is 51352511244161. The next prime is 51352511244187. The reversal of 51352511244166 is 66144211525315.

It is a super-2 number, since 2×51352511244166² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51352511244161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637372350 + ... + 637452913.

It is an arithmetic number, because the mean of its divisors is an integer number (5254829738208).

Almost surely, 2^{51352511244166} is an apocalyptic number.

51352511244166 is a deficient number, since it is larger than the sum of its proper divisors (32724764567162).

51352511244166 is a wasteful number, since it uses less digits than its factorization.

51352511244166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274827107.

The product of its digits is 864000, while the sum is 46.

The spelling of 51352511244166 in words is "fifty-one trillion, three hundred fifty-two billion, five hundred eleven million, two hundred forty-four thousand, one hundred sixty-six".