3260325781 has 32 divisors (see below), whose sum is σ = 3543120000. Its totient is φ = 2994693120.

The previous prime is 3260325779. The next prime is 3260325797. The reversal of 3260325781 is 1875230623.

3260325781 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3260325781 - 2¹ = 3260325779 is a prime.

It is a super-2 number, since 2×3260325781² = 21259448396506519922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a self number, because there is not a number n which added to its sum of digits gives 3260325781.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3260325701) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6533470 + ... + 6533968.

It is an arithmetic number, because the mean of its divisors is an integer number (110722500).

Almost surely, 2^3260325781 is an apocalyptic number.

It is an amenable number.

3260325781 is a deficient number, since it is larger than the sum of its proper divisors (282794219).

3260325781 is a wasteful number, since it uses less digits than its factorization.

3260325781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 3260325781 is about 57099.2625258856. The cubic root of 3260325781 is about 1482.8150981068.

The spelling of 3260325781 in words is "three billion, two hundred sixty million, three hundred twenty-five thousand, seven hundred eighty-one".