72247003705 has 8 divisors (see below), whose sum is σ = 86697878400. Its totient is φ = 57796620336.

The previous prime is 72247003657. The next prime is 72247003721. The reversal of 72247003705 is 50730074227.

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 72247003705 - 2²⁷ = 72112785977 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413856 + ... + 561934.

It is an arithmetic number, because the mean of its divisors is an integer number (10837234800).

Almost surely, 2^72247003705 is an apocalyptic number.

It is an amenable number.

72247003705 is a deficient number, since it is larger than the sum of its proper divisors (14450874695).

72247003705 is a wasteful number, since it uses less digits than its factorization.

72247003705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245663.

The product of its (nonzero) digits is 82320, while the sum is 37.

The spelling of 72247003705 in words is "seventy-two billion, two hundred forty-seven million, three thousand, seven hundred five".