3545328172506 has 32 divisors (see below), whose sum is σ = 7282842995520. Its totient is φ = 1149749750016.

The previous prime is 3545328172501. The next prime is 3545328172549. The reversal of 3545328172506 is 6052718235453.

It is not an unprimeable number, because it can be changed into a prime (3545328172501) 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, 2394085 + ... + 3580823.

It is an arithmetic number, because the mean of its divisors is an integer number (227588843610).

Almost surely, 2^{3545328172506} is an apocalyptic number.

3545328172506 is an abundant number, since it is smaller than the sum of its proper divisors (3737514823014).

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

3545328172506 is a wasteful number, since it uses less digits than its factorization.

3545328172506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200238.

The product of its (nonzero) digits is 6048000, while the sum is 51.

The spelling of 3545328172506 in words is "three trillion, five hundred forty-five billion, three hundred twenty-eight million, one hundred seventy-two thousand, five hundred six".