116102505776921 has 2 divisors, whose sum is σ = 116102505776922. Its totient is φ = 116102505776920.

The previous prime is 116102505776893. The next prime is 116102505777023. The reversal of 116102505776921 is 129677505201611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69847204511296 + 46255301265625 = 8357464^2 + 6801125^2 .

It is a cyclic number.

It is not a de Polignac number, because 116102505776921 - 2⁶ = 116102505776857 is a prime.

It is not a weakly prime, because it can be changed into another prime (116102505770921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58051252888460 + 58051252888461.

It is an arithmetic number, because the mean of its divisors is an integer number (58051252888461).

Almost surely, 2^{116102505776921} is an apocalyptic number.

It is an amenable number.

116102505776921 is a deficient number, since it is larger than the sum of its proper divisors (1).

116102505776921 is an equidigital number, since it uses as much as digits as its factorization.

116102505776921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1587600, while the sum is 53.

The spelling of 116102505776921 in words is "one hundred sixteen trillion, one hundred two billion, five hundred five million, seven hundred seventy-six thousand, nine hundred twenty-one".