3255361240065 has 128 divisors (see below), whose sum is σ = 5838472949760. Its totient is φ = 1535542272000.

The previous prime is 3255361240063. The next prime is 3255361240151. The reversal of 3255361240065 is 5600421635523.

It is a happy number.

It is not a de Polignac number, because 3255361240065 - 2¹ = 3255361240063 is a prime.

It is a super-2 number, since 2×3255361240065² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3255361239999 and 3255361240026.

It is not an unprimeable number, because it can be changed into a prime (3255361240063) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1276110540 + ... + 1276113090.

It is an arithmetic number, because the mean of its divisors is an integer number (45613069920).

Almost surely, 2^{3255361240065} is an apocalyptic number.

It is an amenable number.

3255361240065 is a deficient number, since it is larger than the sum of its proper divisors (2583111709695).

3255361240065 is a wasteful number, since it uses less digits than its factorization.

3255361240065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4023.

The product of its (nonzero) digits is 648000, while the sum is 42.

Adding to 3255361240065 its reverse (5600421635523), we get a palindrome (8855782875588).

The spelling of 3255361240065 in words is "three trillion, two hundred fifty-five billion, three hundred sixty-one million, two hundred forty thousand, sixty-five".