73975462320 has 320 divisors, whose sum is σ = 239582665728. Its totient is φ = 18869760000.

The previous prime is 73975462307. The next prime is 73975462321. The reversal of 73975462320 is 2326457937.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 73975462320.

It is not an unprimeable number, because it can be changed into a prime (73975462321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 91214715 + ... + 91215525.

Almost surely, 2^73975462320 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 73975462320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119791332864).

73975462320 is an abundant number, since it is smaller than the sum of its proper divisors (165607203408).

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

73975462320 is a wasteful number, since it uses less digits than its factorization.

73975462320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052 (or 1046 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 48.

The spelling of 73975462320 in words is "seventy-three billion, nine hundred seventy-five million, four hundred sixty-two thousand, three hundred twenty".