115946493647 has 2 divisors, whose sum is σ = 115946493648. Its totient is φ = 115946493646.

The previous prime is 115946493617. The next prime is 115946493667. The reversal of 115946493647 is 746394649511.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115946493647 - 2⁶ = 115946493583 is a prime.

It is a super-2 number, since 2×115946493647² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115946493617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57973246823 + 57973246824.

It is an arithmetic number, because the mean of its divisors is an integer number (57973246824).

Almost surely, 2^115946493647 is an apocalyptic number.

115946493647 is a deficient number, since it is larger than the sum of its proper divisors (1).

115946493647 is an equidigital number, since it uses as much as digits as its factorization.

115946493647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19595520, while the sum is 59.

The spelling of 115946493647 in words is "one hundred fifteen billion, nine hundred forty-six million, four hundred ninety-three thousand, six hundred forty-seven".