51613584059671 has 2 divisors, whose sum is σ = 51613584059672. Its totient is φ = 51613584059670.

The previous prime is 51613584059651. The next prime is 51613584059759. The reversal of 51613584059671 is 17695048531615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51613584059671 - 2²⁵ = 51613550505239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51613584059641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25806792029835 + 25806792029836.

It is an arithmetic number, because the mean of its divisors is an integer number (25806792029836).

Almost surely, 2^{51613584059671} is an apocalyptic number.

51613584059671 is a deficient number, since it is larger than the sum of its proper divisors (1).

51613584059671 is an equidigital number, since it uses as much as digits as its factorization.

51613584059671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216000, while the sum is 61.

The spelling of 51613584059671 in words is "fifty-one trillion, six hundred thirteen billion, five hundred eighty-four million, fifty-nine thousand, six hundred seventy-one".