159233566220 has 24 divisors (see below), whose sum is σ = 334651174704. Its totient is φ = 63643772096.

The previous prime is 159233566211. The next prime is 159233566249. The reversal of 159233566220 is 22665332951.

It is a super-2 number, since 2×159233566220² (a number of 23 digits) contains 22 as substring.

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, 3077099 + ... + 3128418.

It is an arithmetic number, because the mean of its divisors is an integer number (13943798946).

Almost surely, 2^159233566220 is an apocalyptic number.

159233566220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159233566220 is an abundant number, since it is smaller than the sum of its proper divisors (175417608484).

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

159233566220 is a wasteful number, since it uses less digits than its factorization.

159233566220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6206809 (or 6206807 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 44.

The spelling of 159233566220 in words is "one hundred fifty-nine billion, two hundred thirty-three million, five hundred sixty-six thousand, two hundred twenty".