72444232226346 has 32 divisors (see below), whose sum is σ = 144960310272960. Its totient is φ = 24136105442304.

The previous prime is 72444232226339. The next prime is 72444232226441. The reversal of 72444232226346 is 64362223244427.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125960160 + ... + 126533988.

It is an arithmetic number, because the mean of its divisors is an integer number (4530009696030).

Almost surely, 2^{72444232226346} is an apocalyptic number.

72444232226346 is an abundant number, since it is smaller than the sum of its proper divisors (72516078046614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72444232226346 is a wasteful number, since it uses less digits than its factorization.

72444232226346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584230.

The product of its digits is 18579456, while the sum is 51.

The spelling of 72444232226346 in words is "seventy-two trillion, four hundred forty-four billion, two hundred thirty-two million, two hundred twenty-six thousand, three hundred forty-six".