880355473920 has 480 divisors, whose sum is σ = 3345463032912. Its totient is φ = 212610318336.

The previous prime is 880355473909. The next prime is 880355473997. The reversal of 880355473920 is 29374553088.

880355473920 is a `hidden beast` number, since 8 + 8 + 0 + 3 + 5 + 547 + 3 + 92 + 0 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 56385351936 + 823970121984 = 237456^2 + 907728^2 .

It is a tau number, because it is divible by the number of its divisors (480).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15846832 + ... + 15902288.

Almost surely, 2^880355473920 is an apocalyptic number.

880355473920 is a gapful number since it is divisible by the number (80) 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 880355473920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1672731516456).

880355473920 is an abundant number, since it is smaller than the sum of its proper divisors (2465107558992).

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

880355473920 is a wasteful number, since it uses less digits than its factorization.

880355473920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55552 (or 55533 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 880355473920 in words is "eight hundred eighty billion, three hundred fifty-five million, four hundred seventy-three thousand, nine hundred twenty".