115708619651 has 2 divisors, whose sum is σ = 115708619652. Its totient is φ = 115708619650.

The previous prime is 115708619617. The next prime is 115708619713. The reversal of 115708619651 is 156916807511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115708619651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115708619651.

It is not a weakly prime, because it can be changed into another prime (115708619051) 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, 57854309825 + 57854309826.

It is an arithmetic number, because the mean of its divisors is an integer number (57854309826).

Almost surely, 2^115708619651 is an apocalyptic number.

115708619651 is a deficient number, since it is larger than the sum of its proper divisors (1).

115708619651 is an equidigital number, since it uses as much as digits as its factorization.

115708619651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 50.

The spelling of 115708619651 in words is "one hundred fifteen billion, seven hundred eight million, six hundred nineteen thousand, six hundred fifty-one".