3545844388000 has 96 divisors (see below), whose sum is σ = 8724754479168. Its totient is φ = 1416284064000.

The previous prime is 3545844387971. The next prime is 3545844388001. The reversal of 3545844388000 is 8834485453.

It is a super-2 number, since 2×3545844388000² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3545844388001) 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, 2122567 + ... + 3405433.

It is an arithmetic number, because the mean of its divisors is an integer number (90882859158).

Almost surely, 2^{3545844388000} 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 3545844388000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4362377239584).

3545844388000 is an abundant number, since it is smaller than the sum of its proper divisors (5178910091168).

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

3545844388000 is a wasteful number, since it uses less digits than its factorization.

3545844388000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283583 (or 1283565 counting only the distinct ones).

The product of its (nonzero) digits is 7372800, while the sum is 52.

The spelling of 3545844388000 in words is "three trillion, five hundred forty-five billion, eight hundred forty-four million, three hundred eighty-eight thousand".