879217566974 has 8 divisors (see below), whose sum is σ = 1376166626640. Its totient is φ = 420495358096.

The previous prime is 879217566971. The next prime is 879217567057. The reversal of 879217566974 is 479665712978.

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

It is a junction number, because it is equal to n+sod(n) for n = 879217566898 and 879217566907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (879217566971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9556712639 + ... + 9556712730.

It is an arithmetic number, because the mean of its divisors is an integer number (172020828330).

Almost surely, 2^879217566974 is an apocalyptic number.

879217566974 is a deficient number, since it is larger than the sum of its proper divisors (496949059666).

879217566974 is a wasteful number, since it uses less digits than its factorization.

879217566974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19113425394.

The product of its digits is 320060160, while the sum is 71.

The spelling of 879217566974 in words is "eight hundred seventy-nine billion, two hundred seventeen million, five hundred sixty-six thousand, nine hundred seventy-four".