72231446034 has 64 divisors (see below), whose sum is σ = 175525056000. Its totient is φ = 21836002320.

The previous prime is 72231446029. The next prime is 72231446041. The reversal of 72231446034 is 43064413227.

72231446034 is a `hidden beast` number, since 7 + 2 + 2 + 3 + 1 + 44 + 603 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 72231446034.

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, 103777 + ... + 393995.

It is an arithmetic number, because the mean of its divisors is an integer number (2742579000).

Almost surely, 2^72231446034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72231446034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87762528000).

72231446034 is an abundant number, since it is smaller than the sum of its proper divisors (103293609966).

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

72231446034 is a wasteful number, since it uses less digits than its factorization.

72231446034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290660 (or 290654 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The spelling of 72231446034 in words is "seventy-two billion, two hundred thirty-one million, four hundred forty-six thousand, thirty-four".