115615763507 has 2 divisors, whose sum is σ = 115615763508. Its totient is φ = 115615763506.

The previous prime is 115615763489. The next prime is 115615763513. The reversal of 115615763507 is 705367516511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115615763507 - 2²⁰ = 115614714931 is a prime.

It is not a weakly prime, because it can be changed into another prime (115615763587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57807881753 + 57807881754.

It is an arithmetic number, because the mean of its divisors is an integer number (57807881754).

Almost surely, 2^115615763507 is an apocalyptic number.

115615763507 is a deficient number, since it is larger than the sum of its proper divisors (1).

115615763507 is an equidigital number, since it uses as much as digits as its factorization.

115615763507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 661500, while the sum is 47.

The spelling of 115615763507 in words is "one hundred fifteen billion, six hundred fifteen million, seven hundred sixty-three thousand, five hundred seven".