72134449202708 has 12 divisors (see below), whose sum is σ = 126420110832960. Its totient is φ = 36014417536152.

The previous prime is 72134449202687. The next prime is 72134449202719. The reversal of 72134449202708 is 80720294443127.

It is a happy number.

72134449202708 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 72134449202708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13201763228 + ... + 13201768691.

It is an arithmetic number, because the mean of its divisors is an integer number (10535009236080).

Almost surely, 2^{72134449202708} is an apocalyptic number.

It is an amenable number.

72134449202708 is a deficient number, since it is larger than the sum of its proper divisors (54285661630252).

72134449202708 is a wasteful number, since it uses less digits than its factorization.

72134449202708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26403532606 (or 26403532604 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 72134449202708 in words is "seventy-two trillion, one hundred thirty-four billion, four hundred forty-nine million, two hundred two thousand, seven hundred eight".