3245131073044 has 72 divisors (see below), whose sum is σ = 6667586779392. Its totient is φ = 1377873544320.

The previous prime is 3245131073003. The next prime is 3245131073059. The reversal of 3245131073044 is 4403701315423.

It is a junction number, because it is equal to n+sod(n) for n = 3245131072994 and 3245131073012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15481224 + ... + 15689440.

It is an arithmetic number, because the mean of its divisors is an integer number (92605371936).

Almost surely, 2^{3245131073044} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3245131073044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3333793389696).

3245131073044 is an abundant number, since it is smaller than the sum of its proper divisors (3422455706348).

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

3245131073044 is a wasteful number, since it uses less digits than its factorization.

3245131073044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208973 (or 208964 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

Adding to 3245131073044 its reverse (4403701315423), we get a palindrome (7648832388467).

The spelling of 3245131073044 in words is "three trillion, two hundred forty-five billion, one hundred thirty-one million, seventy-three thousand, forty-four".