727666687328003 has 8 divisors (see below), whose sum is σ = 743151983065920. Its totient is φ = 712181517664960.

The previous prime is 727666687327973. The next prime is 727666687328029. The reversal of 727666687328003 is 300823786666727.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 727666687328003 - 2¹² = 727666687323907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (727666687378003) 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, 19806668 + ... + 42984153.

It is an arithmetic number, because the mean of its divisors is an integer number (92893997883240).

Almost surely, 2^{727666687328003} is an apocalyptic number.

727666687328003 is a deficient number, since it is larger than the sum of its proper divisors (15485295737917).

727666687328003 is a wasteful number, since it uses less digits than its factorization.

727666687328003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63037437.

The product of its (nonzero) digits is 1024192512, while the sum is 71.

The spelling of 727666687328003 in words is "seven hundred twenty-seven trillion, six hundred sixty-six billion, six hundred eighty-seven million, three hundred twenty-eight thousand, three".