810437135100812 has 24 divisors (see below), whose sum is σ = 1458806786033520. Its totient is φ = 393668434031040.

The previous prime is 810437135100751. The next prime is 810437135100821. The reversal of 810437135100812 is 218001531734018.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4154626739 + ... + 4154821802.

It is an arithmetic number, because the mean of its divisors is an integer number (60783616084730).

Almost surely, 2^{810437135100812} is an apocalyptic number.

It is an amenable number.

810437135100812 is a deficient number, since it is larger than the sum of its proper divisors (648369650932708).

810437135100812 is a wasteful number, since it uses less digits than its factorization.

810437135100812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8309449241 (or 8309449239 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 810437135100812 in words is "eight hundred ten trillion, four hundred thirty-seven billion, one hundred thirty-five million, one hundred thousand, eight hundred twelve".