55223090496 has 448 divisors, whose sum is σ = 202812456960. Its totient is φ = 14369218560.

The previous prime is 55223090441. The next prime is 55223090501. The reversal of 55223090496 is 69409032255.

55223090496 is a `hidden beast` number, since 5 + 52 + 23 + 0 + 90 + 496 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6370261 + ... + 6378923.

Almost surely, 2^55223090496 is an apocalyptic number.

55223090496 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55223090496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101406228480).

55223090496 is an abundant number, since it is smaller than the sum of its proper divisors (147589366464).

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

55223090496 is a wasteful number, since it uses less digits than its factorization.

55223090496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8739 (or 8723 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 55223090496 in words is "fifty-five billion, two hundred twenty-three million, ninety thousand, four hundred ninety-six".