51514413445231 has 8 divisors (see below), whose sum is σ = 56207493759744. Its totient is φ = 46822991767320.

The previous prime is 51514413445219. The next prime is 51514413445273. The reversal of 51514413445231 is 13254431441515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51514413445231 is a prime.

It is a super-2 number, since 2×51514413445231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51514813445231) 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, 414594205 + ... + 414718438.

It is an arithmetic number, because the mean of its divisors is an integer number (7025936719968).

Almost surely, 2^{51514413445231} is an apocalyptic number.

51514413445231 is a deficient number, since it is larger than the sum of its proper divisors (4693080314513).

51514413445231 is a wasteful number, since it uses less digits than its factorization.

51514413445231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829318301.

The product of its digits is 576000, while the sum is 43.

Adding to 51514413445231 its reverse (13254431441515), we get a palindrome (64768844886746).

The spelling of 51514413445231 in words is "fifty-one trillion, five hundred fourteen billion, four hundred thirteen million, four hundred forty-five thousand, two hundred thirty-one".