72244954500 has 96 divisors (see below), whose sum is σ = 210547384320. Its totient is φ = 19249747200.

The previous prime is 72244954487. The next prime is 72244954619. The reversal of 72244954500 is 545944227.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1899672 + ... + 1937328.

It is an arithmetic number, because the mean of its divisors is an integer number (2193201920).

Almost surely, 2^72244954500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72244954500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105273692160).

72244954500 is an abundant number, since it is smaller than the sum of its proper divisors (138302429820).

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

72244954500 is a wasteful number, since it uses less digits than its factorization.

72244954500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38958 (or 38946 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 72244954500 in words is "seventy-two billion, two hundred forty-four million, nine hundred fifty-four thousand, five hundred".