111663504045 has 32 divisors (see below), whose sum is σ = 202736586240. Its totient is φ = 58286761920.

The previous prime is 111663504041. The next prime is 111663504049. The reversal of 111663504045 is 540405366111.

111663504045 is a `hidden beast` number, since 1 + 1 + 16 + 635 + 0 + 4 + 0 + 4 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (111663504041) and next prime (111663504049).

It is not a de Polignac number, because 111663504045 - 2² = 111663504041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111663504041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8792986 + ... + 8805675.

It is an arithmetic number, because the mean of its divisors is an integer number (6335518320).

Almost surely, 2^111663504045 is an apocalyptic number.

111663504045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111663504045 is a deficient number, since it is larger than the sum of its proper divisors (91073082195).

111663504045 is a wasteful number, since it uses less digits than its factorization.

111663504045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17598722 (or 17598716 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 111663504045 in words is "one hundred eleven billion, six hundred sixty-three million, five hundred four thousand, forty-five".