115516420154 has 16 divisors (see below), whose sum is σ = 180229522176. Its totient is φ = 55468358400.

The previous prime is 115516420147. The next prime is 115516420169. The reversal of 115516420154 is 451024615511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7103207 + ... + 7119450.

It is an arithmetic number, because the mean of its divisors is an integer number (11264345136).

Almost surely, 2^115516420154 is an apocalyptic number.

115516420154 is a deficient number, since it is larger than the sum of its proper divisors (64713102022).

115516420154 is a wasteful number, since it uses less digits than its factorization.

115516420154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14222821.

The product of its (nonzero) digits is 24000, while the sum is 35.

The spelling of 115516420154 in words is "one hundred fifteen billion, five hundred sixteen million, four hundred twenty thousand, one hundred fifty-four".