72528084661249 has 8 divisors (see below), whose sum is σ = 82947325987008. Its totient is φ = 62123364929040.

The previous prime is 72528084661237. The next prime is 72528084661273. The reversal of 72528084661249 is 94216648082527.

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 72528084661249 - 2²⁵ = 72528051106817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72528084661289) 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, 3630387682 + ... + 3630407659.

It is an arithmetic number, because the mean of its divisors is an integer number (10368415748376).

Almost surely, 2^{72528084661249} is an apocalyptic number.

It is an amenable number.

72528084661249 is a deficient number, since it is larger than the sum of its proper divisors (10419241325759).

72528084661249 is a wasteful number, since it uses less digits than its factorization.

72528084661249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7260796775.

The product of its (nonzero) digits is 92897280, while the sum is 64.

The spelling of 72528084661249 in words is "seventy-two trillion, five hundred twenty-eight billion, eighty-four million, six hundred sixty-one thousand, two hundred forty-nine".