868770555 has 32 divisors (see below), whose sum is σ = 1422282240. Its totient is φ = 452712960.

The previous prime is 868770547. The next prime is 868770577. The reversal of 868770555 is 555077868.

It is not a de Polignac number, because 868770555 - 2³ = 868770547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 868770498 and 868770507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116736 + ... + 123954.

It is an arithmetic number, because the mean of its divisors is an integer number (44446320).

Almost surely, 2^868770555 is an apocalyptic number.

868770555 is a deficient number, since it is larger than the sum of its proper divisors (553511685).

868770555 is a wasteful number, since it uses less digits than its factorization.

868770555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7411.

The product of its (nonzero) digits is 2352000, while the sum is 51.

The square root of 868770555 is about 29474.9139947855. The cubic root of 868770555 is about 954.1903739991.

The spelling of 868770555 in words is "eight hundred sixty-eight million, seven hundred seventy thousand, five hundred fifty-five".