72935722943 has 8 divisors (see below), whose sum is σ = 73241272848. Its totient is φ = 72630477504.

The previous prime is 72935722919. The next prime is 72935722969. The reversal of 72935722943 is 34922753927.

It is a happy number.

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 72935722943 - 2⁶ = 72935722879 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 (72935722043) 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, 410480 + ... + 560682.

It is an arithmetic number, because the mean of its divisors is an integer number (9155159106).

Almost surely, 2^72935722943 is an apocalyptic number.

72935722943 is a deficient number, since it is larger than the sum of its proper divisors (305549905).

72935722943 is a wasteful number, since it uses less digits than its factorization.

72935722943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152233.

The product of its digits is 5715360, while the sum is 53.

The spelling of 72935722943 in words is "seventy-two billion, nine hundred thirty-five million, seven hundred twenty-two thousand, nine hundred forty-three".