3256564802 has 64 divisors (see below), whose sum is σ = 5394055680. Its totient is φ = 1469766144.

The previous prime is 3256564783. The next prime is 3256564813. The reversal of 3256564802 is 2084656523.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3256564802.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 18823988 + ... + 18824160.

It is an arithmetic number, because the mean of its divisors is an integer number (84282120).

Almost surely, 2^3256564802 is an apocalyptic number.

3256564802 is a deficient number, since it is larger than the sum of its proper divisors (2137490878).

3256564802 is a wasteful number, since it uses less digits than its factorization.

3256564802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467.

The product of its (nonzero) digits is 345600, while the sum is 41.

The square root of 3256564802 is about 57066.3193311081. The cubic root of 3256564802 is about 1482.2447070274.

The spelling of 3256564802 in words is "three billion, two hundred fifty-six million, five hundred sixty-four thousand, eight hundred two".