115778818224 has 60 divisors (see below), whose sum is σ = 324364602432. Its totient is φ = 38551881600.

The previous prime is 115778818151. The next prime is 115778818241. The reversal of 115778818224 is 422818877511.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 291712 + ... + 562719.

Almost surely, 2^115778818224 is an apocalyptic number.

It is an amenable number.

115778818224 is an abundant number, since it is smaller than the sum of its proper divisors (208585784208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115778818224 is a wasteful number, since it uses less digits than its factorization.

115778818224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855386 (or 855377 counting only the distinct ones).

The product of its digits is 2007040, while the sum is 54.

The spelling of 115778818224 in words is "one hundred fifteen billion, seven hundred seventy-eight million, eight hundred eighteen thousand, two hundred twenty-four".