55455254604 has 108 divisors (see below), whose sum is σ = 142711601760. Its totient is φ = 18156801600.

The previous prime is 55455254599. The next prime is 55455254639. The reversal of 55455254604 is 40645255455.

55455254604 is a `hidden beast` number, since 5 + 54 + 5 + 52 + 546 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 55455254604.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 78215802 + ... + 78216510.

It is an arithmetic number, because the mean of its divisors is an integer number (1321403720).

Almost surely, 2^55455254604 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 55455254604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71355800880).

55455254604 is an abundant number, since it is smaller than the sum of its proper divisors (87256347156).

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

55455254604 is a wasteful number, since it uses less digits than its factorization.

55455254604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292 (or 1216 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

The spelling of 55455254604 in words is "fifty-five billion, four hundred fifty-five million, two hundred fifty-four thousand, six hundred four".