118854152878728 has 32 divisors (see below), whose sum is σ = 300896589571200. Its totient is φ = 39116556643008.

The previous prime is 118854152878697. The next prime is 118854152878777. The reversal of 118854152878728 is 827878251458811.

It is a self number, because there is not a number n which added to its sum of digits gives 118854152878728.

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, 31343392851 + ... + 31343396642.

It is an arithmetic number, because the mean of its divisors is an integer number (9403018424100).

Almost surely, 2^{118854152878728} is an apocalyptic number.

It is an amenable number.

118854152878728 is an abundant number, since it is smaller than the sum of its proper divisors (182042436692472).

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

118854152878728 is a wasteful number, since it uses less digits than its factorization.

118854152878728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62686789581 (or 62686789577 counting only the distinct ones).

The product of its digits is 642252800, while the sum is 75.

The spelling of 118854152878728 in words is "one hundred eighteen trillion, eight hundred fifty-four billion, one hundred fifty-two million, eight hundred seventy-eight thousand, seven hundred twenty-eight".