879605555 has 8 divisors (see below), whose sum is σ = 1056357072. Its totient is φ = 703130848.

The previous prime is 879605509. The next prime is 879605569. The reversal of 879605555 is 555506978.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-879605555 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62144 + ... + 74973.

It is an arithmetic number, because the mean of its divisors is an integer number (132044634).

Almost surely, 2^879605555 is an apocalyptic number.

879605555 is a deficient number, since it is larger than the sum of its proper divisors (176751517).

879605555 is a wasteful number, since it uses less digits than its factorization.

879605555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138405.

The product of its (nonzero) digits is 1890000, while the sum is 50.

The square root of 879605555 is about 29658.1448340924. The cubic root of 879605555 is about 958.1407718629.

The spelling of 879605555 in words is "eight hundred seventy-nine million, six hundred five thousand, five hundred fifty-five".