877653469680 has 160 divisors (see below), whose sum is σ = 2939436864000. Its totient is φ = 215342883840.

The previous prime is 877653469633. The next prime is 877653469709. The reversal of 877653469680 is 86964356778.

It is a super-2 number, since 2×877653469680² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 518071 + ... + 1422569.

It is an arithmetic number, because the mean of its divisors is an integer number (18371480400).

Almost surely, 2^877653469680 is an apocalyptic number.

877653469680 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 877653469680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1469718432000).

877653469680 is an abundant number, since it is smaller than the sum of its proper divisors (2061783394320).

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

877653469680 is a wasteful number, since it uses less digits than its factorization.

877653469680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904839 (or 904833 counting only the distinct ones).

The product of its (nonzero) digits is 365783040, while the sum is 69.

The spelling of 877653469680 in words is "eight hundred seventy-seven billion, six hundred fifty-three million, four hundred sixty-nine thousand, six hundred eighty".