553420223136 has 576 divisors, whose sum is σ = 1855154036736. Its totient is φ = 154785945600.

The previous prime is 553420223123. The next prime is 553420223179. The reversal of 553420223136 is 631322024355.

553420223136 is a `hidden beast` number, since 5 + 5 + 3 + 420 + 223 + 1 + 3 + 6 = 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 553420223136.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 353171025 + ... + 353172591.

It is an arithmetic number, because the mean of its divisors is an integer number (3220753536).

Almost surely, 2^553420223136 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 553420223136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (927577018368).

553420223136 is an abundant number, since it is smaller than the sum of its proper divisors (1301733813600).

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

553420223136 is a wasteful number, since it uses less digits than its factorization.

553420223136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785 (or 1774 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 553420223136 in words is "five hundred fifty-three billion, four hundred twenty million, two hundred twenty-three thousand, one hundred thirty-six".