859953973901 has 16 divisors (see below), whose sum is σ = 968853032448. Its totient is φ = 756199065600.

The previous prime is 859953973859. The next prime is 859953973937. The reversal of 859953973901 is 109379359958.

It is not a de Polignac number, because 859953973901 - 2³⁸ = 585076066957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (859953973981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123785 + ... + 1317281.

It is an arithmetic number, because the mean of its divisors is an integer number (60553314528).

Almost surely, 2^859953973901 is an apocalyptic number.

It is an amenable number.

859953973901 is a deficient number, since it is larger than the sum of its proper divisors (108899058547).

859953973901 is a wasteful number, since it uses less digits than its factorization.

859953973901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195652.

The product of its (nonzero) digits is 82668600, while the sum is 68.

The spelling of 859953973901 in words is "eight hundred fifty-nine billion, nine hundred fifty-three million, nine hundred seventy-three thousand, nine hundred one".