859493394958 has 48 divisors (see below), whose sum is σ = 1421023721040. Its totient is φ = 389598168960.

The previous prime is 859493394937. The next prime is 859493394959.

859493394958 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859493394959) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181747138 + ... + 181751866.

It is an arithmetic number, because the mean of its divisors is an integer number (29604660855).

Almost surely, 2^859493394958 is an apocalyptic number.

859493394958 is a deficient number, since it is larger than the sum of its proper divisors (561530326082).

859493394958 is a wasteful number, since it uses less digits than its factorization.

859493394958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6673 (or 6662 counting only the distinct ones).

The product of its digits is 1511654400, while the sum is 76.

The spelling of 859493394958 in words is "eight hundred fifty-nine billion, four hundred ninety-three million, three hundred ninety-four thousand, nine hundred fifty-eight".