43144549743 has 4 divisors (see below), whose sum is σ = 57526066328. Its totient is φ = 28763033160.

The previous prime is 43144549741. The next prime is 43144549751. The reversal of 43144549743 is 34794544134.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 43144549743 - 2¹ = 43144549741 is a prime.

It is a super-2 number, since 2×43144549743² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43144549692 and 43144549701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43144549741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7190758288 + ... + 7190758293.

It is an arithmetic number, because the mean of its divisors is an integer number (14381516582).

Almost surely, 2^43144549743 is an apocalyptic number.

43144549743 is a deficient number, since it is larger than the sum of its proper divisors (14381516585).

43144549743 is a wasteful number, since it uses less digits than its factorization.

43144549743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14381516584.

The product of its digits is 2903040, while the sum is 48.

The spelling of 43144549743 in words is "forty-three billion, one hundred forty-four million, five hundred forty-nine thousand, seven hundred forty-three".