72223243084 has 24 divisors (see below), whose sum is σ = 128293462080. Its totient is φ = 35568105936.

The previous prime is 72223243021. The next prime is 72223243087. The reversal of 72223243084 is 48034232227.

It is not an unprimeable number, because it can be changed into a prime (72223243087) 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, 3233547 + ... + 3255805.

It is an arithmetic number, because the mean of its divisors is an integer number (5345560920).

Almost surely, 2^72223243084 is an apocalyptic number.

It is an amenable number.

72223243084 is a deficient number, since it is larger than the sum of its proper divisors (56070218996).

72223243084 is a wasteful number, since it uses less digits than its factorization.

72223243084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34437 (or 34435 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 37.

The spelling of 72223243084 in words is "seventy-two billion, two hundred twenty-three million, two hundred forty-three thousand, eighty-four".