5455576656 has 60 divisors (see below), whose sum is σ = 15317894592. Its totient is φ = 1812587328.

The previous prime is 5455576649. The next prime is 5455576661. The reversal of 5455576656 is 6566755545.

5455576656 is a `hidden beast` number, since 5 + 4 + 5 + 5 + 576 + 65 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17496 + ... + 105911.

Almost surely, 2^5455576656 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 5455576656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7658947296).

5455576656 is an abundant number, since it is smaller than the sum of its proper divisors (9862317936).

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

5455576656 is a wasteful number, since it uses less digits than its factorization.

5455576656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123728 (or 123719 counting only the distinct ones).

The product of its digits is 18900000, while the sum is 54.

The square root of 5455576656 is about 73861.8755245221. The cubic root of 5455576656 is about 1760.4088943208.

The spelling of 5455576656 in words is "five billion, four hundred fifty-five million, five hundred seventy-six thousand, six hundred fifty-six".