3260474945640 has 128 divisors (see below), whose sum is σ = 11856272572800. Its totient is φ = 790418165760.

The previous prime is 3260474945627. The next prime is 3260474945701. The reversal of 3260474945640 is 465494740623.

3260474945640 is a `hidden beast` number, since 3 + 2 + 6 + 0 + 4 + 74 + 9 + 4 + 564 + 0 = 666.

It is a super-2 number, since 2×3260474945640² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137213497 + ... + 137237256.

It is an arithmetic number, because the mean of its divisors is an integer number (92627129475).

Almost surely, 2^{3260474945640} is an apocalyptic number.

3260474945640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3260474945640 is an abundant number, since it is smaller than the sum of its proper divisors (8595797627160).

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

3260474945640 is a wasteful number, since it uses less digits than its factorization.

3260474945640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274450784 (or 274450774 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 54.

The spelling of 3260474945640 in words is "three trillion, two hundred sixty billion, four hundred seventy-four million, nine hundred forty-five thousand, six hundred forty".