1118204533816 has 8 divisors (see below), whose sum is σ = 2096633500920. Its totient is φ = 559102266904.

The previous prime is 1118204533799. The next prime is 1118204533891. The reversal of 1118204533816 is 6183354028111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 69887783356 + ... + 69887783371.

It is an arithmetic number, because the mean of its divisors is an integer number (262079187615).

Almost surely, 2^{1118204533816} is an apocalyptic number.

It is an amenable number.

1118204533816 is a deficient number, since it is larger than the sum of its proper divisors (978428967104).

1118204533816 is a wasteful number, since it uses less digits than its factorization.

1118204533816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139775566733 (or 139775566729 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The spelling of 1118204533816 in words is "one trillion, one hundred eighteen billion, two hundred four million, five hundred thirty-three thousand, eight hundred sixteen".