55033980880320 has 840 divisors, whose sum is σ = 224452697706864. Its totient is φ = 12749936689152.

The previous prime is 55033980880259. The next prime is 55033980880321. The reversal of 55033980880320 is 2308808933055.

55033980880320 is a `hidden beast` number, since 5 + 503 + 39 + 8 + 0 + 8 + 80 + 3 + 20 = 666.

55033980880320 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55033980880321) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 74098647 + ... + 74837673.

Almost surely, 2^{55033980880320} 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 55033980880320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112226348853432).

55033980880320 is an abundant number, since it is smaller than the sum of its proper divisors (169418716826544).

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

55033980880320 is a wasteful number, since it uses less digits than its factorization.

55033980880320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739099 (or 739067 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 55033980880320 in words is "fifty-five trillion, thirty-three billion, nine hundred eighty million, eight hundred eighty thousand, three hundred twenty".