73533459980 has 12 divisors (see below), whose sum is σ = 154420266000. Its totient is φ = 29413383984.

The previous prime is 73533459973. The next prime is 73533460001. The reversal of 73533459980 is 8995433537.

It is a happy number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1838336480 + ... + 1838336519.

It is an arithmetic number, because the mean of its divisors is an integer number (12868355500).

Almost surely, 2^73533459980 is an apocalyptic number.

It is an amenable number.

73533459980 is an abundant number, since it is smaller than the sum of its proper divisors (80886806020).

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

73533459980 is a wasteful number, since it uses less digits than its factorization.

73533459980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3676673008 (or 3676673006 counting only the distinct ones).

The product of its (nonzero) digits is 12247200, while the sum is 56.

The spelling of 73533459980 in words is "seventy-three billion, five hundred thirty-three million, four hundred fifty-nine thousand, nine hundred eighty".