5615661116016 has 120 divisors (see below), whose sum is σ = 17962633353600. Its totient is φ = 1604346726528.

The previous prime is 5615661115997. The next prime is 5615661116041. The reversal of 5615661116016 is 6106111665165.

5615661116016 is a `hidden beast` number, since 5 + 6 + 1 + 5 + 6 + 611 + 16 + 0 + 16 = 666.

It is a super-2 number, since 2×5615661116016² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12810835 + ... + 13241933.

It is an arithmetic number, because the mean of its divisors is an integer number (149688611280).

Almost surely, 2^{5615661116016} is an apocalyptic number.

5615661116016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5615661116016 is an abundant number, since it is smaller than the sum of its proper divisors (12346972237584).

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

5615661116016 is a wasteful number, since it uses less digits than its factorization.

5615661116016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444043 (or 444034 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The spelling of 5615661116016 in words is "five trillion, six hundred fifteen billion, six hundred sixty-one million, one hundred sixteen thousand, sixteen".