816026265 has 64 divisors (see below), whose sum is σ = 1571961600. Its totient is φ = 400038912.

The previous prime is 816026261. The next prime is 816026279. The reversal of 816026265 is 562620618.

It is not a de Polignac number, because 816026265 - 2² = 816026261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (816026261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94551 + ... + 102819.

It is an arithmetic number, because the mean of its divisors is an integer number (24561900).

Almost surely, 2^816026265 is an apocalyptic number.

816026265 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

816026265 is a deficient number, since it is larger than the sum of its proper divisors (755935335).

816026265 is a wasteful number, since it uses less digits than its factorization.

816026265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8343 (or 8337 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 816026265 is about 28566.1734399272. The cubic root of 816026265 is about 934.4757716022.

The spelling of 816026265 in words is "eight hundred sixteen million, twenty-six thousand, two hundred sixty-five".