56105606000016 has 80 divisors (see below), whose sum is σ = 163082399161600. Its totient is φ = 18465136140672.

The previous prime is 56105605999991. The next prime is 56105606000027. The reversal of 56105606000016 is 61000060650165.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 821953771 + ... + 822022026.

It is an arithmetic number, because the mean of its divisors is an integer number (2038529989520).

Almost surely, 2^{56105606000016} is an apocalyptic number.

It is an amenable number.

56105606000016 is an abundant number, since it is smaller than the sum of its proper divisors (106976793161584).

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

56105606000016 is a wasteful number, since it uses less digits than its factorization.

56105606000016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643975893 (or 1643975881 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 56105606000016 in words is "fifty-six trillion, one hundred five billion, six hundred six million, sixteen", and thus it is an aban number.