8269645506 has 16 divisors (see below), whose sum is σ = 16540303584. Its totient is φ = 2756379744.

The previous prime is 8269645493. The next prime is 8269645537. The reversal of 8269645506 is 6055469628.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101766 + ... + 163998.

It is an arithmetic number, because the mean of its divisors is an integer number (1033768974).

Almost surely, 2^8269645506 is an apocalyptic number.

8269645506 is an abundant number, since it is smaller than the sum of its proper divisors (8270658078).

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

8269645506 is a wasteful number, since it uses less digits than its factorization.

8269645506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84385.

The product of its (nonzero) digits is 3110400, while the sum is 51.

The square root of 8269645506 is about 90937.5912700573. The cubic root of 8269645506 is about 2022.2226218288. Note that the first 3 decimals are identical.

The spelling of 8269645506 in words is "eight billion, two hundred sixty-nine million, six hundred forty-five thousand, five hundred six".