115946493657 has 8 divisors (see below), whose sum is σ = 154597253184. Its totient is φ = 77296698288.

The previous prime is 115946493647. The next prime is 115946493667. The reversal of 115946493657 is 756394649511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (115946493647) and next prime (115946493667).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115946493657 - 2¹⁰ = 115946492633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115946493657.

It is not an unprimeable number, because it can be changed into a prime (115946493617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114468 + ... + 494970.

It is an arithmetic number, because the mean of its divisors is an integer number (19324656648).

Almost surely, 2^115946493657 is an apocalyptic number.

It is an amenable number.

115946493657 is a deficient number, since it is larger than the sum of its proper divisors (38650759527).

115946493657 is a wasteful number, since it uses less digits than its factorization.

115946493657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482079.

The product of its digits is 24494400, while the sum is 60.

The spelling of 115946493657 in words is "one hundred fifteen billion, nine hundred forty-six million, four hundred ninety-three thousand, six hundred fifty-seven".