55650456 has 64 divisors (see below), whose sum is σ = 159590400. Its totient is φ = 17949600.

The previous prime is 55650443. The next prime is 55650473. The reversal of 55650456 is 65405655.

It is a happy number.

55650456 is a `hidden beast` number, since 556 + 50 + 4 + 56 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55650456.

It is a congruent number.

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, 2541 + ... + 10851.

It is an arithmetic number, because the mean of its divisors is an integer number (2493600).

Almost surely, 2^55650456 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 55650456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79795200).

55650456 is an abundant number, since it is smaller than the sum of its proper divisors (103939944).

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

55650456 is a wasteful number, since it uses less digits than its factorization.

55650456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8357 (or 8347 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 55650456 is about 7459.9233240027. The cubic root of 55650456 is about 381.7885583696.

The spelling of 55650456 in words is "fifty-five million, six hundred fifty thousand, four hundred fifty-six".