72544283334 has 24 divisors (see below), whose sum is σ = 157417096512. Its totient is φ = 24144840720.

The previous prime is 72544283333. The next prime is 72544283353. The reversal of 72544283334 is 43338244527.

72544283334 is a `hidden beast` number, since 72 + 544 + 2 + 8 + 3 + 3 + 34 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 72544283334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72544283333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3036694 + ... + 3060489.

It is an arithmetic number, because the mean of its divisors is an integer number (6559045688).

Almost surely, 2^72544283334 is an apocalyptic number.

72544283334 is an abundant number, since it is smaller than the sum of its proper divisors (84872813178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72544283334 is a wasteful number, since it uses less digits than its factorization.

72544283334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6097852 (or 6097849 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 45.

The spelling of 72544283334 in words is "seventy-two billion, five hundred forty-four million, two hundred eighty-three thousand, three hundred thirty-four".