40144101032343 has 144 divisors (see below), whose sum is σ = 69753066364800. Its totient is φ = 20307091392000.

The previous prime is 40144101032263. The next prime is 40144101032359. The reversal of 40144101032343 is 34323010144104.

It is not a de Polignac number, because 40144101032343 - 2²⁶ = 40144033923479 is a prime.

It is a super-2 number, since 2×40144101032343² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40144101032343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40144101012343) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1470520108 + ... + 1470547406.

It is an arithmetic number, because the mean of its divisors is an integer number (484396294200).

Almost surely, 2^{40144101032343} is an apocalyptic number.

40144101032343 is a deficient number, since it is larger than the sum of its proper divisors (29608965332457).

40144101032343 is a wasteful number, since it uses less digits than its factorization.

40144101032343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27950 (or 27902 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 40144101032343 its reverse (34323010144104), we get a palindrome (74467111176447).

The spelling of 40144101032343 in words is "forty trillion, one hundred forty-four billion, one hundred one million, thirty-two thousand, three hundred forty-three".