51514355023 has 2 divisors, whose sum is σ = 51514355024. Its totient is φ = 51514355022.

The previous prime is 51514355021. The next prime is 51514355033. The reversal of 51514355023 is 32055341515.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51514355023 - 2¹ = 51514355021 is a prime.

Together with 51514355021, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 51514355023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51514355021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25757177511 + 25757177512.

It is an arithmetic number, because the mean of its divisors is an integer number (25757177512).

Almost surely, 2^51514355023 is an apocalyptic number.

51514355023 is a deficient number, since it is larger than the sum of its proper divisors (1).

51514355023 is an equidigital number, since it uses as much as digits as its factorization.

51514355023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45000, while the sum is 34.

Adding to 51514355023 its reverse (32055341515), we get a palindrome (83569696538).

The spelling of 51514355023 in words is "fifty-one billion, five hundred fourteen million, three hundred fifty-five thousand, twenty-three".