159438666596 has 24 divisors (see below), whose sum is σ = 304399419744. Its totient is φ = 72468190080.

The previous prime is 159438666571. The next prime is 159438666619. The reversal of 159438666596 is 695666834951.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818111 + ... + 994073.

It is an arithmetic number, because the mean of its divisors is an integer number (12683309156).

Almost surely, 2^159438666596 is an apocalyptic number.

It is an amenable number.

159438666596 is a deficient number, since it is larger than the sum of its proper divisors (144960753148).

159438666596 is a wasteful number, since it uses less digits than its factorization.

159438666596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196571 (or 196569 counting only the distinct ones).

The product of its digits is 251942400, while the sum is 68.

The spelling of 159438666596 in words is "one hundred fifty-nine billion, four hundred thirty-eight million, six hundred sixty-six thousand, five hundred ninety-six".