72294311383 has 32 divisors (see below), whose sum is σ = 88693885440. Its totient is φ = 57544007040.

The previous prime is 72294311357. The next prime is 72294311387. The reversal of 72294311383 is 38311349227.

It is a cyclic number.

It is not a de Polignac number, because 72294311383 - 2²¹ = 72292214231 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 (72294311387) 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 31 ways as a sum of consecutive naturals, for example, 8715468 + ... + 8723758.

It is an arithmetic number, because the mean of its divisors is an integer number (2771683920).

Almost surely, 2^72294311383 is an apocalyptic number.

72294311383 is a deficient number, since it is larger than the sum of its proper divisors (16399574057).

72294311383 is a wasteful number, since it uses less digits than its factorization.

72294311383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9607.

The product of its digits is 217728, while the sum is 43.

The spelling of 72294311383 in words is "seventy-two billion, two hundred ninety-four million, three hundred eleven thousand, three hundred eighty-three".