3243134425545 has 128 divisors (see below), whose sum is σ = 6961821696000. Its totient is φ = 1399321992960.

The previous prime is 3243134425529. The next prime is 3243134425571. The reversal of 3243134425545 is 5455244313423.

3243134425545 is a `hidden beast` number, since 3 + 2 + 4 + 31 + 34 + 42 + 5 + 545 = 666.

It is not a de Polignac number, because 3243134425545 - 2⁴ = 3243134425529 is a prime.

It is a super-3 number, since 3×3243134425545³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3243134425545.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4494160 + ... + 5165630.

It is an arithmetic number, because the mean of its divisors is an integer number (54389232000).

Almost surely, 2^{3243134425545} is an apocalyptic number.

3243134425545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3243134425545 is an abundant number, since it is smaller than the sum of its proper divisors (3718687270455).

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

3243134425545 is a wasteful number, since it uses less digits than its factorization.

3243134425545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671780 (or 671774 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 45.

Adding to 3243134425545 its reverse (5455244313423), we get a palindrome (8698378738968).

The spelling of 3243134425545 in words is "three trillion, two hundred forty-three billion, one hundred thirty-four million, four hundred twenty-five thousand, five hundred forty-five".