810816358 has 16 divisors (see below), whose sum is σ = 1338536016. Its totient is φ = 365290240.

The previous prime is 810816341. The next prime is 810816367. The reversal of 810816358 is 853618018.

It is a self number, because there is not a number n which added to its sum of digits gives 810816358.

It is a congruent number.

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, 160591 + ... + 165562.

It is an arithmetic number, because the mean of its divisors is an integer number (83658501).

Almost surely, 2^810816358 is an apocalyptic number.

810816358 is a deficient number, since it is larger than the sum of its proper divisors (527719658).

810816358 is a wasteful number, since it uses less digits than its factorization.

810816358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326279.

The product of its (nonzero) digits is 46080, while the sum is 40.

The square root of 810816358 is about 28474.8372778494. The cubic root of 810816358 is about 932.4828088745.

The spelling of 810816358 in words is "eight hundred ten million, eight hundred sixteen thousand, three hundred fifty-eight".