654112264256 has 56 divisors (see below), whose sum is σ = 1417501087776. Its totient is φ = 297009489920.

The previous prime is 654112264243. The next prime is 654112264261. The reversal of 654112264256 is 652462211456.

It is a super-2 number, since 2×654112264256² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176120 + ... + 1157256.

Almost surely, 2^654112264256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 654112264256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708750543888).

654112264256 is an abundant number, since it is smaller than the sum of its proper divisors (763388823520).

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

654112264256 is a wasteful number, since it uses less digits than its factorization.

654112264256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982107 (or 982097 counting only the distinct ones).

The product of its digits is 691200, while the sum is 44.

The spelling of 654112264256 in words is "six hundred fifty-four billion, one hundred twelve million, two hundred sixty-four thousand, two hundred fifty-six".