72246633253 has 8 divisors (see below), whose sum is σ = 73331939840. Its totient is φ = 71161532640.

The previous prime is 72246633203. The next prime is 72246633299. The reversal of 72246633253 is 35233664227.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72246633253 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 (72246633203) 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, 747673 + ... + 838753.

It is an arithmetic number, because the mean of its divisors is an integer number (9166492480).

Almost surely, 2^72246633253 is an apocalyptic number.

It is an amenable number.

72246633253 is a deficient number, since it is larger than the sum of its proper divisors (1085306587).

72246633253 is a wasteful number, since it uses less digits than its factorization.

72246633253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102987.

The product of its digits is 1088640, while the sum is 43.

The spelling of 72246633253 in words is "seventy-two billion, two hundred forty-six million, six hundred thirty-three thousand, two hundred fifty-three".