56497792638071 has 2 divisors, whose sum is σ = 56497792638072. Its totient is φ = 56497792638070.

The previous prime is 56497792638037. The next prime is 56497792638097. The reversal of 56497792638071 is 17083629779465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56497792638071 - 2³⁴ = 56480612768887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56497792638071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56497792638671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28248896319035 + 28248896319036.

It is an arithmetic number, because the mean of its divisors is an integer number (28248896319036).

It is a 1-persistent number, because it is pandigital, but 2⋅56497792638071 = 112995585276142 is not.

Almost surely, 2^{56497792638071} is an apocalyptic number.

56497792638071 is a deficient number, since it is larger than the sum of its proper divisors (1).

56497792638071 is an equidigital number, since it uses as much as digits as its factorization.

56497792638071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960180480, while the sum is 74.

The spelling of 56497792638071 in words is "fifty-six trillion, four hundred ninety-seven billion, seven hundred ninety-two million, six hundred thirty-eight thousand, seventy-one".