3265065540 has 72 divisors (see below), whose sum is σ = 10804405248. Its totient is φ = 791530560.

The previous prime is 3265065539. The next prime is 3265065541. The reversal of 3265065540 is 455605623.

It is a happy number.

3265065540 is a `hidden beast` number, since 3 + 2 + 6 + 50 + 65 + 540 = 666.

It is an interprime number because it is at equal distance from previous prime (3265065539) and next prime (3265065541).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3265065495 and 3265065504.

It is not an unprimeable number, because it can be changed into a prime (3265065541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 822532 + ... + 826491.

It is an arithmetic number, because the mean of its divisors is an integer number (150061184).

Almost surely, 2^3265065540 is an apocalyptic number.

3265065540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3265065540 is an abundant number, since it is smaller than the sum of its proper divisors (7539339708).

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

3265065540 is a wasteful number, since it uses less digits than its factorization.

3265065540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649049 (or 1649044 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 3265065540 is about 57140.7520076521. The cubic root of 3265065540 is about 1483.5333068219.

The spelling of 3265065540 in words is "three billion, two hundred sixty-five million, sixty-five thousand, five hundred forty".