816488358 has 32 divisors (see below), whose sum is σ = 1867345920. Its totient is φ = 233146560.

The previous prime is 816488329. The next prime is 816488369. The reversal of 816488358 is 853884618.

It is a self number, because there is not a number n which added to its sum of digits gives 816488358.

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, 84058 + ... + 93266.

It is an arithmetic number, because the mean of its divisors is an integer number (58354560).

Almost surely, 2^816488358 is an apocalyptic number.

816488358 is an abundant number, since it is smaller than the sum of its proper divisors (1050857562).

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

816488358 is a wasteful number, since it uses less digits than its factorization.

816488358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11332.

The product of its digits is 1474560, while the sum is 51.

The square root of 816488358 is about 28574.2604103763. The cubic root of 816488358 is about 934.6521275394.

The spelling of 816488358 in words is "eight hundred sixteen million, four hundred eighty-eight thousand, three hundred fifty-eight".