864879266974 has 8 divisors (see below), whose sum is σ = 1297781741160. Its totient is φ = 432285353256.

The previous prime is 864879266939. The next prime is 864879266987. The reversal of 864879266974 is 479662978468.

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

It is a super-2 number, since 2×864879266974² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 864879266974.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77133109 + ... + 77144320.

It is an arithmetic number, because the mean of its divisors is an integer number (162222717645).

Almost surely, 2^864879266974 is an apocalyptic number.

864879266974 is a deficient number, since it is larger than the sum of its proper divisors (432902474186).

864879266974 is a wasteful number, since it uses less digits than its factorization.

864879266974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154280234.

The product of its digits is 1755758592, while the sum is 76.

The spelling of 864879266974 in words is "eight hundred sixty-four billion, eight hundred seventy-nine million, two hundred sixty-six thousand, nine hundred seventy-four".