816063610 has 8 divisors (see below), whose sum is σ = 1468914516. Its totient is φ = 326425440.

The previous prime is 816063607. The next prime is 816063617. The reversal of 816063610 is 16360618.

It can be written as a sum of positive squares in 2 ways, for example, as 770784169 + 45279441 = 27763^2 + 6729^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (816063617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40803171 + ... + 40803190.

Almost surely, 2^816063610 is an apocalyptic number.

816063610 is a deficient number, since it is larger than the sum of its proper divisors (652850906).

816063610 is a wasteful number, since it uses less digits than its factorization.

816063610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81606368.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 816063610 is about 28566.8270901758. The cubic root of 816063610 is about 934.4900266439.

The spelling of 816063610 in words is "eight hundred sixteen million, sixty-three thousand, six hundred ten".