1118188254116 has 6 divisors (see below), whose sum is σ = 1956829444710. Its totient is φ = 559094127056.

The previous prime is 1118188254089. The next prime is 1118188254181. The reversal of 1118188254116 is 6114528818111.

It can be written as a sum of positive squares in only one way, i.e., 1101773519716 + 16414734400 = 1049654^2 + 128120^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139773531761 + ... + 139773531768.

It is an arithmetic number, because the mean of its divisors is an integer number (326138240785).

Almost surely, 2^{1118188254116} is an apocalyptic number.

It is an amenable number.

1118188254116 is a deficient number, since it is larger than the sum of its proper divisors (838641190594).

1118188254116 is a wasteful number, since it uses less digits than its factorization.

1118188254116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279547063533 (or 279547063531 counting only the distinct ones).

The product of its digits is 122880, while the sum is 47.

The spelling of 1118188254116 in words is "one trillion, one hundred eighteen billion, one hundred eighty-eight million, two hundred fifty-four thousand, one hundred sixteen".