872703265580 has 48 divisors (see below), whose sum is σ = 1929623162880. Its totient is φ = 330624669888.

The previous prime is 872703265549. The next prime is 872703265591. The reversal of 872703265580 is 85562307278.

It is a happy number.

It is a super-2 number, since 2×872703265580² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1217999 + ... + 1796921.

It is an arithmetic number, because the mean of its divisors is an integer number (40200482560).

Almost surely, 2^872703265580 is an apocalyptic number.

It is an amenable number.

872703265580 is an abundant number, since it is smaller than the sum of its proper divisors (1056919897300).

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

872703265580 is a wasteful number, since it uses less digits than its factorization.

872703265580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582918 (or 582916 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 872703265580 in words is "eight hundred seventy-two billion, seven hundred three million, two hundred sixty-five thousand, five hundred eighty".