115216036651 has 4 divisors (see below), whose sum is σ = 121280038600. Its totient is φ = 109152034704.

The previous prime is 115216036643. The next prime is 115216036697. The reversal of 115216036651 is 156630612511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115216036651 - 2³ = 115216036643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115216036651.

It is not an unprimeable number, because it can be changed into a prime (115216036451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3032000946 + ... + 3032000983.

It is an arithmetic number, because the mean of its divisors is an integer number (30320009650).

Almost surely, 2^115216036651 is an apocalyptic number.

115216036651 is a deficient number, since it is larger than the sum of its proper divisors (6064001949).

115216036651 is an equidigital number, since it uses as much as digits as its factorization.

115216036651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6064001948.

The product of its (nonzero) digits is 32400, while the sum is 37.

It can be divided in two parts, 1152160 and 36651, that added together give a palindrome (1188811).

The spelling of 115216036651 in words is "one hundred fifteen billion, two hundred sixteen million, thirty-six thousand, six hundred fifty-one".