73454233600 has 144 divisors (see below), whose sum is σ = 198680096160. Its totient is φ = 26710425600.

The previous prime is 73454233571. The next prime is 73454233637. The reversal of 73454233600 is 633245437.

It is a self number, because there is not a number n which added to its sum of digits gives 73454233600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 497989 + ... + 628411.

It is an arithmetic number, because the mean of its divisors is an integer number (1379722890).

Almost surely, 2^73454233600 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 73454233600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99340048080).

73454233600 is an abundant number, since it is smaller than the sum of its proper divisors (125225862560).

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

73454233600 is a wasteful number, since it uses less digits than its factorization.

73454233600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130466 (or 130441 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 37.

The spelling of 73454233600 in words is "seventy-three billion, four hundred fifty-four million, two hundred thirty-three thousand, six hundred".