800611144 has 8 divisors (see below), whose sum is σ = 1501145910. Its totient is φ = 400305568.

The previous prime is 800611139. The next prime is 800611183. The reversal of 800611144 is 441116008.

It can be written as a sum of positive squares in only one way, i.e., 410548644 + 390062500 = 20262^2 + 19750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50038189 + ... + 50038204.

Almost surely, 2^800611144 is an apocalyptic number.

It is an amenable number.

800611144 is a deficient number, since it is larger than the sum of its proper divisors (700534766).

800611144 is a wasteful number, since it uses less digits than its factorization.

800611144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100076399 (or 100076395 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 800611144 is about 28295.0727866178. The cubic root of 800611144 is about 928.5540964835.

The spelling of 800611144 in words is "eight hundred million, six hundred eleven thousand, one hundred forty-four".