72242754446 has 8 divisors (see below), whose sum is σ = 114067507080. Its totient is φ = 34220252088.

The previous prime is 72242754439. The next prime is 72242754487. The reversal of 72242754446 is 64445724227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 72242754446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950562521 + ... + 950562596.

It is an arithmetic number, because the mean of its divisors is an integer number (14258438385).

Almost surely, 2^72242754446 is an apocalyptic number.

72242754446 is a deficient number, since it is larger than the sum of its proper divisors (41824752634).

72242754446 is a wasteful number, since it uses less digits than its factorization.

72242754446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901125138.

The product of its digits is 3010560, while the sum is 47.

The spelling of 72242754446 in words is "seventy-two billion, two hundred forty-two million, seven hundred fifty-four thousand, four hundred forty-six".