3261051244045 has 12 divisors (see below), whose sum is σ = 4552161328764. Its totient is φ = 2236149424320.

The previous prime is 3261051244027. The next prime is 3261051244049. The reversal of 3261051244045 is 5404421501623.

It can be written as a sum of positive squares in 2 ways, for example, as 608055288841 + 2652995955204 = 779779^2 + 1628802^2 .

It is not a de Polignac number, because 3261051244045 - 2¹⁷ = 3261051112973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3261051243995 and 3261051244013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261051244049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6655206376 + ... + 6655206865.

It is an arithmetic number, because the mean of its divisors is an integer number (379346777397).

Almost surely, 2^{3261051244045} is an apocalyptic number.

3261051244045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3261051244045 is a deficient number, since it is larger than the sum of its proper divisors (1291110084719).

3261051244045 is a wasteful number, since it uses less digits than its factorization.

3261051244045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13310413260 (or 13310413253 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 3261051244045 its reverse (5404421501623), we get a palindrome (8665472745668).

The spelling of 3261051244045 in words is "three trillion, two hundred sixty-one billion, fifty-one million, two hundred forty-four thousand, forty-five".