3145320540160 has 96 divisors (see below), whose sum is σ = 7550520213600. Its totient is φ = 1257529098240.

The previous prime is 3145320540127. The next prime is 3145320540161. The reversal of 3145320540160 is 610450235413.

It is not an unprimeable number, because it can be changed into a prime (3145320540161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21749371 + ... + 21893509.

It is an arithmetic number, because the mean of its divisors is an integer number (78651252225).

Almost surely, 2^{3145320540160} 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 3145320540160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3775260106800).

3145320540160 is an abundant number, since it is smaller than the sum of its proper divisors (4405199673440).

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

3145320540160 is a wasteful number, since it uses less digits than its factorization.

3145320540160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146297 (or 146277 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 3145320540160 its reverse (610450235413), we get a palindrome (3755770775573).

The spelling of 3145320540160 in words is "three trillion, one hundred forty-five billion, three hundred twenty million, five hundred forty thousand, one hundred sixty".