72769696727 has 16 divisors (see below), whose sum is σ = 89644918272. Its totient is φ = 57523171680.

The previous prime is 72769696717. The next prime is 72769696733.

72769696727 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 72769696727 - 2³⁶ = 4050219991 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72769696717) 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, 267203 + ... + 465764.

It is an arithmetic number, because the mean of its divisors is an integer number (5602807392).

Almost surely, 2^72769696727 is an apocalyptic number.

72769696727 is a deficient number, since it is larger than the sum of its proper divisors (16875221545).

72769696727 is a wasteful number, since it uses less digits than its factorization.

72769696727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734078.

The product of its digits is 168031584, while the sum is 68.

The spelling of 72769696727 in words is "seventy-two billion, seven hundred sixty-nine million, six hundred ninety-six thousand, seven hundred twenty-seven".