800073601636 has 24 divisors (see below), whose sum is σ = 1479226331520. Its totient is φ = 378024501792.

The previous prime is 800073601633. The next prime is 800073601637. The reversal of 800073601636 is 636106370008.

It is not an unprimeable number, because it can be changed into a prime (800073601633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73368870 + ... + 73379773.

It is an arithmetic number, because the mean of its divisors is an integer number (61634430480).

Almost surely, 2^800073601636 is an apocalyptic number.

It is an amenable number.

800073601636 is a deficient number, since it is larger than the sum of its proper divisors (679152729884).

800073601636 is a wasteful number, since it uses less digits than its factorization.

800073601636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146748723 (or 146748721 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 800073601636 in words is "eight hundred billion, seventy-three million, six hundred one thousand, six hundred thirty-six".