810876045 has 16 divisors (see below), whose sum is σ = 1482744960. Its totient is φ = 370686144.

The previous prime is 810876037. The next prime is 810876061. The reversal of 810876045 is 540678018.

810876045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 810876045 - 2³ = 810876037 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 810875994 and 810876012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3861210 + ... + 3861419.

It is an arithmetic number, because the mean of its divisors is an integer number (92671560).

Almost surely, 2^810876045 is an apocalyptic number.

It is an amenable number.

810876045 is a deficient number, since it is larger than the sum of its proper divisors (671868915).

810876045 is a wasteful number, since it uses less digits than its factorization.

810876045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7722644.

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 810876045 is about 28475.8853242529. The cubic root of 810876045 is about 932.5056894094.

The spelling of 810876045 in words is "eight hundred ten million, eight hundred seventy-six thousand, forty-five".