5445800840340 has 1920 divisors, whose sum is σ = 22457723904000. Its totient is φ = 1098446469120.

The previous prime is 5445800840329. The next prime is 5445800840341. The reversal of 5445800840340 is 430480085445.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445800840341) by changing a digit.

It is a polite number, since it can be written in 639 ways as a sum of consecutive naturals, for example, 9955759947 + ... + 9955760493.

It is an arithmetic number, because the mean of its divisors is an integer number (11696731200).

Almost surely, 2^{5445800840340} 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 5445800840340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11228861952000).

5445800840340 is an abundant number, since it is smaller than the sum of its proper divisors (17011923063660).

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

5445800840340 is a wasteful number, since it uses less digits than its factorization.

5445800840340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672 (or 647 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 45.

The spelling of 5445800840340 in words is "five trillion, four hundred forty-five billion, eight hundred million, eight hundred forty thousand, three hundred forty".