73693156641 has 16 divisors (see below), whose sum is σ = 108067217664. Its totient is φ = 44384747904.

The previous prime is 73693156633. The next prime is 73693156679. The reversal of 73693156641 is 14665139637.

It is not a de Polignac number, because 73693156641 - 2³ = 73693156633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73693156441) 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, 20099956 + ... + 20103621.

It is an arithmetic number, because the mean of its divisors is an integer number (6754201104).

Almost surely, 2^73693156641 is an apocalyptic number.

It is an amenable number.

73693156641 is a deficient number, since it is larger than the sum of its proper divisors (34374061023).

73693156641 is a wasteful number, since it uses less digits than its factorization.

73693156641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40203640.

The product of its digits is 2449440, while the sum is 51.

The spelling of 73693156641 in words is "seventy-three billion, six hundred ninety-three million, one hundred fifty-six thousand, six hundred forty-one".