40322423134444 has 12 divisors (see below), whose sum is σ = 76979171438568. Its totient is φ = 18328374152000.

The previous prime is 40322423134439. The next prime is 40322423134481. The reversal of 40322423134444 is 44443132422304.

It is a junction number, because it is equal to n+sod(n) for n = 40322423134397 and 40322423134406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458209353757 + ... + 458209353844.

It is an arithmetic number, because the mean of its divisors is an integer number (6414930953214).

Almost surely, 2^{40322423134444} is an apocalyptic number.

40322423134444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40322423134444 is a deficient number, since it is larger than the sum of its proper divisors (36656748304124).

40322423134444 is a wasteful number, since it uses less digits than its factorization.

40322423134444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916418707616 (or 916418707614 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 40322423134444 its reverse (44443132422304), we get a palindrome (84765555556748).

The spelling of 40322423134444 in words is "forty trillion, three hundred twenty-two billion, four hundred twenty-three million, one hundred thirty-four thousand, four hundred forty-four".