73225379320 has 32 divisors (see below), whose sum is σ = 170438385600. Its totient is φ = 28280146048.

The previous prime is 73225379309. The next prime is 73225379323. The reversal of 73225379320 is 2397352237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73225379323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31561504 + ... + 31563823.

It is an arithmetic number, because the mean of its divisors is an integer number (5326199550).

Almost surely, 2^73225379320 is an apocalyptic number.

It is an amenable number.

73225379320 is an abundant number, since it is smaller than the sum of its proper divisors (97213006280).

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

73225379320 is a wasteful number, since it uses less digits than its factorization.

73225379320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63125367 (or 63125363 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 43.

The spelling of 73225379320 in words is "seventy-three billion, two hundred twenty-five million, three hundred seventy-nine thousand, three hundred twenty".