159121409674 has 32 divisors (see below), whose sum is σ = 256299603840. Its totient is φ = 73821629952.

The previous prime is 159121409659. The next prime is 159121409687. The reversal of 159121409674 is 476904121951.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6000657 + ... + 6027115.

It is an arithmetic number, because the mean of its divisors is an integer number (8009362620).

Almost surely, 2^159121409674 is an apocalyptic number.

159121409674 is a deficient number, since it is larger than the sum of its proper divisors (97178194166).

159121409674 is a wasteful number, since it uses less digits than its factorization.

159121409674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28974.

The product of its (nonzero) digits is 544320, while the sum is 49.

The spelling of 159121409674 in words is "one hundred fifty-nine billion, one hundred twenty-one million, four hundred nine thousand, six hundred seventy-four".