232721606640005 has 16 divisors (see below), whose sum is σ = 319278012318720. Its totient is φ = 159522054375552.

The previous prime is 232721606639999. The next prime is 232721606640067. The reversal of 232721606640005 is 500046606127232.

It is a cyclic number.

It is not a de Polignac number, because 232721606640005 - 2³⁰ = 232720532898181 is a prime.

It is a congruent number.

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, 1218150869 + ... + 1218341898.

It is an arithmetic number, because the mean of its divisors is an integer number (19954875769920).

Almost surely, 2^{232721606640005} is an apocalyptic number.

It is an amenable number.

232721606640005 is a deficient number, since it is larger than the sum of its proper divisors (86556405678715).

232721606640005 is a wasteful number, since it uses less digits than its factorization.

232721606640005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436495508.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 232721606640005 in words is "two hundred thirty-two trillion, seven hundred twenty-one billion, six hundred six million, six hundred forty thousand, five".