115661614730 has 16 divisors (see below), whose sum is σ = 214906742784. Its totient is φ = 44772237840.

The previous prime is 115661614727. The next prime is 115661614741. The reversal of 115661614730 is 37416166511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186550682 + ... + 186551301.

It is an arithmetic number, because the mean of its divisors is an integer number (13431671424).

Almost surely, 2^115661614730 is an apocalyptic number.

115661614730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115661614730 is a deficient number, since it is larger than the sum of its proper divisors (99245128054).

115661614730 is a wasteful number, since it uses less digits than its factorization.

115661614730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373102021.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 115661614730 in words is "one hundred fifteen billion, six hundred sixty-one million, six hundred fourteen thousand, seven hundred thirty".