47656080446591 has 2 divisors, whose sum is σ = 47656080446592. Its totient is φ = 47656080446590.

The previous prime is 47656080446581. The next prime is 47656080446687. The reversal of 47656080446591 is 19564408065674.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47656080446591 is a prime.

It is a super-2 number, since 2×47656080446591² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47656080446551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23828040223295 + 23828040223296.

It is an arithmetic number, because the mean of its divisors is an integer number (23828040223296).

Almost surely, 2^{47656080446591} is an apocalyptic number.

47656080446591 is a deficient number, since it is larger than the sum of its proper divisors (1).

47656080446591 is an equidigital number, since it uses as much as digits as its factorization.

47656080446591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174182400, while the sum is 65.

The spelling of 47656080446591 in words is "forty-seven trillion, six hundred fifty-six billion, eighty million, four hundred forty-six thousand, five hundred ninety-one".