73997961796 has 24 divisors (see below), whose sum is σ = 142300007136. Its totient is φ = 33389920320.

The previous prime is 73997961731. The next prime is 73997961823. The reversal of 73997961796 is 69716979937.

It is an unprimeable number.

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, 6131826 + ... + 6143881.

It is an arithmetic number, because the mean of its divisors is an integer number (5929166964).

Almost surely, 2^73997961796 is an apocalyptic number.

It is an amenable number.

73997961796 is a deficient number, since it is larger than the sum of its proper divisors (68302045340).

73997961796 is a wasteful number, since it uses less digits than its factorization.

73997961796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12275859 (or 12275857 counting only the distinct ones).

The product of its digits is 243045684, while the sum is 73.

The spelling of 73997961796 in words is "seventy-three billion, nine hundred ninety-seven million, nine hundred sixty-one thousand, seven hundred ninety-six".