73384870272 has 256 divisors, whose sum is σ = 231206745600. Its totient is φ = 20178321408.

The previous prime is 73384870261. The next prime is 73384870277. The reversal of 73384870272 is 27207848337.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73384870277) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27047988 + ... + 27050700.

It is an arithmetic number, because the mean of its divisors is an integer number (903151350).

Almost surely, 2^73384870272 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 73384870272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115603372800).

73384870272 is an abundant number, since it is smaller than the sum of its proper divisors (157821875328).

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

73384870272 is a wasteful number, since it uses less digits than its factorization.

73384870272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113 (or 3101 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 51.

The spelling of 73384870272 in words is "seventy-three billion, three hundred eighty-four million, eight hundred seventy thousand, two hundred seventy-two".