116139451693 has 2 divisors, whose sum is σ = 116139451694. Its totient is φ = 116139451692.

The previous prime is 116139451679. The next prime is 116139451709. The reversal of 116139451693 is 396154931611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87674025604 + 28465426089 = 296098^2 + 168717^2 .

It is a cyclic number.

It is not a de Polignac number, because 116139451693 - 2¹⁷ = 116139320621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116139431693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58069725846 + 58069725847.

It is an arithmetic number, because the mean of its divisors is an integer number (58069725847).

Almost surely, 2^116139451693 is an apocalyptic number.

It is an amenable number.

116139451693 is a deficient number, since it is larger than the sum of its proper divisors (1).

116139451693 is an equidigital number, since it uses as much as digits as its factorization.

116139451693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 524880, while the sum is 49.

The spelling of 116139451693 in words is "one hundred sixteen billion, one hundred thirty-nine million, four hundred fifty-one thousand, six hundred ninety-three".