3261585264 has 80 divisors (see below), whose sum is σ = 9745542912. Its totient is φ = 920646144.

The previous prime is 3261585251. The next prime is 3261585281. The reversal of 3261585264 is 4625851623.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 30589 + ... + 86364.

Almost surely, 2^3261585264 is an apocalyptic number.

It is an amenable number.

3261585264 is an abundant number, since it is smaller than the sum of its proper divisors (6483957648).

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

3261585264 is a wasteful number, since it uses less digits than its factorization.

3261585264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117054 (or 117048 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 3261585264 is about 57110.2903512143. The cubic root of 3261585264 is about 1483.0060135858.

The spelling of 3261585264 in words is "three billion, two hundred sixty-one million, five hundred eighty-five thousand, two hundred sixty-four".