1118992616644 has 48 divisors (see below), whose sum is σ = 2290467803008. Its totient is φ = 468326251008.

The previous prime is 1118992616633. The next prime is 1118992616653. The reversal of 1118992616644 is 4466162998111.

It is a super-2 number, since 2×1118992616644² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6431404 + ... + 6603100.

Almost surely, 2^{1118992616644} is an apocalyptic number.

1118992616644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1118992616644 is an abundant number, since it is smaller than the sum of its proper divisors (1171475186364).

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

1118992616644 is a wasteful number, since it uses less digits than its factorization.

1118992616644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177164 (or 177162 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 58.

The spelling of 1118992616644 in words is "one trillion, one hundred eighteen billion, nine hundred ninety-two million, six hundred sixteen thousand, six hundred forty-four".