72757699675727 has 8 divisors (see below), whose sum is σ = 79397082446160. Its totient is φ = 66122491311360.

The previous prime is 72757699675697. The next prime is 72757699675741.

72757699675727 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 72757699675727 - 2¹⁰ = 72757699674703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72757699695727) 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, 1043565068 + ... + 1043634785.

It is an arithmetic number, because the mean of its divisors is an integer number (9924635305770).

Almost surely, 2^{72757699675727} is an apocalyptic number.

72757699675727 is a deficient number, since it is larger than the sum of its proper divisors (6639382770433).

72757699675727 is a wasteful number, since it uses less digits than its factorization.

72757699675727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087203033.

The product of its digits is 34306448400, while the sum is 86.

The spelling of 72757699675727 in words is "seventy-two trillion, seven hundred fifty-seven billion, six hundred ninety-nine million, six hundred seventy-five thousand, seven hundred twenty-seven".