72736759835 has 16 divisors (see below), whose sum is σ = 89063341344. Its totient is φ = 57006523392.

The previous prime is 72736759831. The next prime is 72736759847. The reversal of 72736759835 is 53895763727.

It is a cyclic number.

It is not a de Polignac number, because 72736759835 - 2² = 72736759831 is a prime.

It is a super-3 number, since 3×72736759835³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72736759831) 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 15 ways as a sum of consecutive naturals, for example, 25577 + ... + 382266.

It is an arithmetic number, because the mean of its divisors is an integer number (5566458834).

Almost surely, 2^72736759835 is an apocalyptic number.

72736759835 is a deficient number, since it is larger than the sum of its proper divisors (16326581509).

72736759835 is a wasteful number, since it uses less digits than its factorization.

72736759835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408574.

The product of its digits is 66679200, while the sum is 62.

The spelling of 72736759835 in words is "seventy-two billion, seven hundred thirty-six million, seven hundred fifty-nine thousand, eight hundred thirty-five".