159515138948 has 24 divisors (see below), whose sum is σ = 307950582240. Its totient is φ = 71692195520.

The previous prime is 159515138891. The next prime is 159515138977. The reversal of 159515138948 is 849831515951.

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, 20363186 + ... + 20371017.

It is an arithmetic number, because the mean of its divisors is an integer number (12831274260).

Almost surely, 2^159515138948 is an apocalyptic number.

It is an amenable number.

159515138948 is a deficient number, since it is larger than the sum of its proper divisors (148435443292).

159515138948 is a wasteful number, since it uses less digits than its factorization.

159515138948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40734307 (or 40734305 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 59.

The spelling of 159515138948 in words is "one hundred fifty-nine billion, five hundred fifteen million, one hundred thirty-eight thousand, nine hundred forty-eight".