73325387422128 has 80 divisors (see below), whose sum is σ = 191565508710240. Its totient is φ = 24165499404288.

The previous prime is 73325387422103. The next prime is 73325387422129. The reversal of 73325387422128 is 82122478352337.

It is a super-2 number, since 2×73325387422128² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73325387422129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62029176 + ... + 63200232.

It is an arithmetic number, because the mean of its divisors is an integer number (2394568858878).

Almost surely, 2^{73325387422128} is an apocalyptic number.

It is an amenable number.

73325387422128 is an abundant number, since it is smaller than the sum of its proper divisors (118240121288112).

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

73325387422128 is a wasteful number, since it uses less digits than its factorization.

73325387422128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185814 (or 1185808 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 57.

The spelling of 73325387422128 in words is "seventy-three trillion, three hundred twenty-five billion, three hundred eighty-seven million, four hundred twenty-two thousand, one hundred twenty-eight".