72244404355 has 8 divisors (see below), whose sum is σ = 86774389200. Its totient is φ = 57741454176.

The previous prime is 72244404301. The next prime is 72244404391. The reversal of 72244404355 is 55340444227.

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 72244404355 - 2¹⁹ = 72243880067 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, 6752785 + ... + 6763474.

It is an arithmetic number, because the mean of its divisors is an integer number (10846798650).

Almost surely, 2^72244404355 is an apocalyptic number.

72244404355 is a deficient number, since it is larger than the sum of its proper divisors (14529984845).

72244404355 is a wasteful number, since it uses less digits than its factorization.

72244404355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13517333.

The product of its (nonzero) digits is 537600, while the sum is 40.

The spelling of 72244404355 in words is "seventy-two billion, two hundred forty-four million, four hundred four thousand, three hundred fifty-five".