880649008440 has 64 divisors (see below), whose sum is σ = 2642324889600. Its totient is φ = 234806147712.

The previous prime is 880649008357. The next prime is 880649008453. The reversal of 880649008440 is 44800946088.

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 15 ways as a sum of consecutive naturals, for example, 323389 + ... + 1365971.

It is an arithmetic number, because the mean of its divisors is an integer number (41286326400).

Almost surely, 2^880649008440 is an apocalyptic number.

It is an amenable number.

880649008440 is an abundant number, since it is smaller than the sum of its proper divisors (1761675881160).

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

880649008440 is a wasteful number, since it uses less digits than its factorization.

880649008440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049636 (or 1049632 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 51.

The spelling of 880649008440 in words is "eight hundred eighty billion, six hundred forty-nine million, eight thousand, four hundred forty".