47616957251 has 2 divisors, whose sum is σ = 47616957252. Its totient is φ = 47616957250.

The previous prime is 47616957181. The next prime is 47616957281. The reversal of 47616957251 is 15275961674.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47616957251 - 2³⁴ = 30437088067 is a prime.

It is a super-2 number, since 2×47616957251² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47616957193 and 47616957202.

It is not a weakly prime, because it can be changed into another prime (47616957281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23808478625 + 23808478626.

It is an arithmetic number, because the mean of its divisors is an integer number (23808478626).

Almost surely, 2^47616957251 is an apocalyptic number.

47616957251 is a deficient number, since it is larger than the sum of its proper divisors (1).

47616957251 is an equidigital number, since it uses as much as digits as its factorization.

47616957251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 53.

The spelling of 47616957251 in words is "forty-seven billion, six hundred sixteen million, nine hundred fifty-seven thousand, two hundred fifty-one".