73973580272 has 40 divisors (see below), whose sum is σ = 144668407296. Its totient is φ = 36640670976.

The previous prime is 73973580259. The next prime is 73973580349. The reversal of 73973580272 is 27208537937.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1348778 + ... + 1402550.

Almost surely, 2^73973580272 is an apocalyptic number.

It is an amenable number.

73973580272 is a deficient number, since it is larger than the sum of its proper divisors (70694827024).

73973580272 is a wasteful number, since it uses less digits than its factorization.

73973580272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54585 (or 54579 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 53.

The spelling of 73973580272 in words is "seventy-three billion, nine hundred seventy-three million, five hundred eighty thousand, two hundred seventy-two".