659494929494956 has 24 divisors (see below), whose sum is σ = 1154216629431936. Its totient is φ = 329718750816000.

The previous prime is 659494929494911. The next prime is 659494929494959.

659494929494956 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (659494929494959) 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, 2861021706 + ... + 2861252206.

It is an arithmetic number, because the mean of its divisors is an integer number (48092359559664).

Almost surely, 2^{659494929494956} is an apocalyptic number.

It is an amenable number.

659494929494956 is a deficient number, since it is larger than the sum of its proper divisors (494721699936980).

659494929494956 is a wasteful number, since it uses less digits than its factorization.

659494929494956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289689 (or 289687 counting only the distinct ones).

The product of its digits is 244888012800, while the sum is 94.

The spelling of 659494929494956 in words is "six hundred fifty-nine trillion, four hundred ninety-four billion, nine hundred twenty-nine million, four hundred ninety-four thousand, nine hundred fifty-six".