5143545041440 has 192 divisors, whose sum is σ = 13219094246400. Its totient is φ = 1891177946112.

The previous prime is 5143545041389. The next prime is 5143545041441. The reversal of 5143545041440 is 441405453415.

It is a super-2 number, since 2×5143545041440² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 5143545041393 and 5143545041402.

It is not an unprimeable number, because it can be changed into a prime (5143545041441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83982669 + ... + 84043891.

It is an arithmetic number, because the mean of its divisors is an integer number (68849449200).

Almost surely, 2^{5143545041440} 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 5143545041440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6609547123200).

5143545041440 is an abundant number, since it is smaller than the sum of its proper divisors (8075549204960).

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

5143545041440 is a wasteful number, since it uses less digits than its factorization.

5143545041440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61516 (or 61482 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

The spelling of 5143545041440 in words is "five trillion, one hundred forty-three billion, five hundred forty-five million, forty-one thousand, four hundred forty".