864475280694 has 12 divisors (see below), whose sum is σ = 1873029774876. Its totient is φ = 288158426892.

The previous prime is 864475280671. The next prime is 864475280719. The reversal of 864475280694 is 496082574468.

864475280694 is a `hidden beast` number, since 8 + 6 + 4 + 47 + 528 + 0 + 69 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24013202224 + ... + 24013202259.

It is an arithmetic number, because the mean of its divisors is an integer number (156085814573).

Almost surely, 2^864475280694 is an apocalyptic number.

864475280694 is an abundant number, since it is smaller than the sum of its proper divisors (1008554494182).

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

864475280694 is a wasteful number, since it uses less digits than its factorization.

864475280694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48026404491 (or 48026404488 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 63.

The spelling of 864475280694 in words is "eight hundred sixty-four billion, four hundred seventy-five million, two hundred eighty thousand, six hundred ninety-four".