3261532645111 has 16 divisors (see below), whose sum is σ = 3517456219200. Its totient is φ = 3006331227648.

The previous prime is 3261532645103. The next prime is 3261532645123. The reversal of 3261532645111 is 1115462351623.

It is a cyclic number.

It is not a de Polignac number, because 3261532645111 - 2³ = 3261532645103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261532645711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30233310 + ... + 30340996.

It is an arithmetic number, because the mean of its divisors is an integer number (219841013700).

Almost surely, 2^{3261532645111} is an apocalyptic number.

3261532645111 is a deficient number, since it is larger than the sum of its proper divisors (255923574089).

3261532645111 is a wasteful number, since it uses less digits than its factorization.

3261532645111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111018.

The product of its digits is 129600, while the sum is 40.

Adding to 3261532645111 its reverse (1115462351623), we get a palindrome (4376994996734).

The spelling of 3261532645111 in words is "three trillion, two hundred sixty-one billion, five hundred thirty-two million, six hundred forty-five thousand, one hundred eleven".