1118417882485 has 32 divisors (see below), whose sum is σ = 1445003442432. Its totient is φ = 827920020480.

The previous prime is 1118417882459. The next prime is 1118417882509. The reversal of 1118417882485 is 5842887148111.

It is a de Polignac number, because none of the positive numbers 2^k-1118417882485 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11581872 + ... + 11678038.

It is an arithmetic number, because the mean of its divisors is an integer number (45156357576).

Almost surely, 2^{1118417882485} is an apocalyptic number.

It is an amenable number.

1118417882485 is a deficient number, since it is larger than the sum of its proper divisors (326585559947).

1118417882485 is a wasteful number, since it uses less digits than its factorization.

1118417882485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98493.

The product of its digits is 4587520, while the sum is 58.

The spelling of 1118417882485 in words is "one trillion, one hundred eighteen billion, four hundred seventeen million, eight hundred eighty-two thousand, four hundred eighty-five".