116520255602461 has 2 divisors, whose sum is σ = 116520255602462. Its totient is φ = 116520255602460.

The previous prime is 116520255602447. The next prime is 116520255602477. The reversal of 116520255602461 is 164206552025611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113625473225625 + 2894782376836 = 10659525^2 + 1701406^2 .

It is a cyclic number.

It is not a de Polignac number, because 116520255602461 - 2²¹ = 116520253505309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116520255602441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58260127801230 + 58260127801231.

It is an arithmetic number, because the mean of its divisors is an integer number (58260127801231).

Almost surely, 2^{116520255602461} is an apocalyptic number.

It is an amenable number.

116520255602461 is a deficient number, since it is larger than the sum of its proper divisors (1).

116520255602461 is an equidigital number, since it uses as much as digits as its factorization.

116520255602461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 116520255602461 in words is "one hundred sixteen trillion, five hundred twenty billion, two hundred fifty-five million, six hundred two thousand, four hundred sixty-one".