727875720899 has 8 divisors (see below), whose sum is σ = 730602025920. Its totient is φ = 725149713600.

The previous prime is 727875720839. The next prime is 727875720919. The reversal of 727875720899 is 998027578727.

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 727875720899 - 2¹⁶ = 727875655363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (727875720829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5643767 + ... + 5771295.

It is an arithmetic number, because the mean of its divisors is an integer number (91325253240).

Almost surely, 2^727875720899 is an apocalyptic number.

727875720899 is a deficient number, since it is larger than the sum of its proper divisors (2726305021).

727875720899 is a wasteful number, since it uses less digits than its factorization.

727875720899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148861.

The product of its (nonzero) digits is 248935680, while the sum is 71.

The spelling of 727875720899 in words is "seven hundred twenty-seven billion, eight hundred seventy-five million, seven hundred twenty thousand, eight hundred ninety-nine".