40343344340144 has 40 divisors (see below), whose sum is σ = 78388519077072. Its totient is φ = 20114051809280.

The previous prime is 40343344340093. The next prime is 40343344340153. The reversal of 40343344340144 is 44104344334304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450049952 + ... + 450139584.

Almost surely, 2^{40343344340144} is an apocalyptic number.

It is an amenable number.

40343344340144 is a deficient number, since it is larger than the sum of its proper divisors (38045174736928).

40343344340144 is a wasteful number, since it uses less digits than its factorization.

40343344340144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169685 (or 169679 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 41.

Adding to 40343344340144 its reverse (44104344334304), we get a palindrome (84447688674448).

The spelling of 40343344340144 in words is "forty trillion, three hundred forty-three billion, three hundred forty-four million, three hundred forty thousand, one hundred forty-four".