56354462162166 has 192 divisors, whose sum is σ = 135320449340160. Its totient is φ = 15590510208000.

The previous prime is 56354462162153. The next prime is 56354462162171. The reversal of 56354462162166 is 66126126445365.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1124118921 + ... + 1124169051.

It is an arithmetic number, because the mean of its divisors is an integer number (704794006980).

Almost surely, 2^{56354462162166} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56354462162166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67660224670080).

56354462162166 is an abundant number, since it is smaller than the sum of its proper divisors (78965987177994).

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

56354462162166 is a wasteful number, since it uses less digits than its factorization.

56354462162166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50891 (or 50884 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 57.

The spelling of 56354462162166 in words is "fifty-six trillion, three hundred fifty-four billion, four hundred sixty-two million, one hundred sixty-two thousand, one hundred sixty-six".