810375471561264 has 40 divisors (see below), whose sum is σ = 2392537106515200. Its totient is φ = 231535849017408.

The previous prime is 810375471561193. The next prime is 810375471561287. The reversal of 810375471561264 is 462165174573018.

It is a junction number, because it is equal to n+sod(n) for n = 810375471561198 and 810375471561207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1205915879964 + ... + 1205915880635.

It is an arithmetic number, because the mean of its divisors is an integer number (59813427662880).

Almost surely, 2^{810375471561264} is an apocalyptic number.

810375471561264 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

810375471561264 is an abundant number, since it is smaller than the sum of its proper divisors (1582161634953936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

810375471561264 is a wasteful number, since it uses less digits than its factorization.

810375471561264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411831760617 (or 2411831760611 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 60.

The spelling of 810375471561264 in words is "eight hundred ten trillion, three hundred seventy-five billion, four hundred seventy-one million, five hundred sixty-one thousand, two hundred sixty-four".