40442200444444 has 12 divisors (see below), whose sum is σ = 71770665577968. Its totient is φ = 19936295993600.

The previous prime is 40442200444427. The next prime is 40442200444543. The reversal of 40442200444444 is 44444400224404.

It is a super-2 number, since 2×40442200444444² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40442200444397 and 40442200444406.

It is a congruent number.

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, 71201056837 + ... + 71201057404.

It is an arithmetic number, because the mean of its divisors is an integer number (5980888798164).

Almost surely, 2^{40442200444444} is an apocalyptic number.

It is an amenable number.

40442200444444 is a deficient number, since it is larger than the sum of its proper divisors (31328465133524).

40442200444444 is a wasteful number, since it uses less digits than its factorization.

40442200444444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142402114316 (or 142402114314 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 40.

Adding to 40442200444444 its reverse (44444400224404), we get a palindrome (84886600668848).

The spelling of 40442200444444 in words is "forty trillion, four hundred forty-two billion, two hundred million, four hundred forty-four thousand, four hundred forty-four".