115720640002 has 32 divisors (see below), whose sum is σ = 197972398080. Its totient is φ = 50217005520.

The previous prime is 115720639997. The next prime is 115720640027. The reversal of 115720640002 is 200046027511.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 45999 + ... + 483277.

It is an arithmetic number, because the mean of its divisors is an integer number (6186637440).

Almost surely, 2^115720640002 is an apocalyptic number.

115720640002 is a deficient number, since it is larger than the sum of its proper divisors (82251758078).

115720640002 is a wasteful number, since it uses less digits than its factorization.

115720640002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437838.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 115720640002 its reverse (200046027511), we get a palindrome (315766667513).

The spelling of 115720640002 in words is "one hundred fifteen billion, seven hundred twenty million, six hundred forty thousand, two".