40040242202444 has 24 divisors (see below), whose sum is σ = 76440768062736. Its totient is φ = 18200037312000.

The previous prime is 40040242202437. The next prime is 40040242202483. The reversal of 40040242202444 is 44420224204004.

It is a self number, because there is not a number n which added to its sum of digits gives 40040242202444.

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, 10200884 + ... + 13569764.

It is an arithmetic number, because the mean of its divisors is an integer number (3185032002614).

Almost surely, 2^{40040242202444} is an apocalyptic number.

40040242202444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40040242202444 is a deficient number, since it is larger than the sum of its proper divisors (36400525860292).

40040242202444 is a wasteful number, since it uses less digits than its factorization.

40040242202444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639017 (or 3639015 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40040242202444 its reverse (44420224204004), we get a palindrome (84460466406448).

The spelling of 40040242202444 in words is "forty trillion, forty billion, two hundred forty-two million, two hundred two thousand, four hundred forty-four".