859972404342 has 16 divisors (see below), whose sum is σ = 1719991721520. Its totient is φ = 286649649312.

The previous prime is 859972404341. The next prime is 859972404371. The reversal of 859972404342 is 243404279958.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859972404341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1714117 + ... + 2158272.

It is an arithmetic number, because the mean of its divisors is an integer number (107499482595).

Almost surely, 2^859972404342 is an apocalyptic number.

859972404342 is an abundant number, since it is smaller than the sum of its proper divisors (860019317178).

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

859972404342 is a wasteful number, since it uses less digits than its factorization.

859972404342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3909407.

The product of its (nonzero) digits is 17418240, while the sum is 57.

The spelling of 859972404342 in words is "eight hundred fifty-nine billion, nine hundred seventy-two million, four hundred four thousand, three hundred forty-two".