159025220940 has 24 divisors (see below), whose sum is σ = 445270618800. Its totient is φ = 42406725568.

The previous prime is 159025220923. The next prime is 159025220941. The reversal of 159025220940 is 49022520951.

It is not an unprimeable number, because it can be changed into a prime (159025220941) 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, 1325210115 + ... + 1325210234.

It is an arithmetic number, because the mean of its divisors is an integer number (18552942450).

Almost surely, 2^159025220940 is an apocalyptic number.

159025220940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159025220940 is an abundant number, since it is smaller than the sum of its proper divisors (286245397860).

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

159025220940 is a wasteful number, since it uses less digits than its factorization.

159025220940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650420361 (or 2650420359 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 159025220940 in words is "one hundred fifty-nine billion, twenty-five million, two hundred twenty thousand, nine hundred forty".