158660539001 has 16 divisors (see below), whose sum is σ = 164988096000. Its totient is φ = 152391915648.

The previous prime is 158660538991. The next prime is 158660539033. The reversal of 158660539001 is 100935066851.

It is a cyclic number.

It is not a de Polignac number, because 158660539001 - 2²² = 158656344697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158660539501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4965725 + ... + 4997573.

It is an arithmetic number, because the mean of its divisors is an integer number (10311756000).

Almost surely, 2^158660539001 is an apocalyptic number.

It is an amenable number.

158660539001 is a deficient number, since it is larger than the sum of its proper divisors (6327556999).

158660539001 is a wasteful number, since it uses less digits than its factorization.

158660539001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32768.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 158660539001 in words is "one hundred fifty-eight billion, six hundred sixty million, five hundred thirty-nine thousand, one".