816368486 has 16 divisors (see below), whose sum is σ = 1299456000. Its totient is φ = 383818248.

The previous prime is 816368453. The next prime is 816368503. The reversal of 816368486 is 684863618.

It is a happy number.

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, 147686 + ... + 153113.

It is an arithmetic number, because the mean of its divisors is an integer number (81216000).

Almost surely, 2^816368486 is an apocalyptic number.

816368486 is a deficient number, since it is larger than the sum of its proper divisors (483087514).

816368486 is a wasteful number, since it uses less digits than its factorization.

816368486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300883.

The product of its digits is 1327104, while the sum is 50.

The square root of 816368486 is about 28572.1627812807. The cubic root of 816368486 is about 934.6063852651.

The spelling of 816368486 in words is "eight hundred sixteen million, three hundred sixty-eight thousand, four hundred eighty-six".