40212222554444 has 24 divisors (see below), whose sum is σ = 71155863350880. Its totient is φ = 19882786500864.

The previous prime is 40212222554423. The next prime is 40212222554501. The reversal of 40212222554444 is 44445522221204.

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, 101128559 + ... + 101525414.

It is an arithmetic number, because the mean of its divisors is an integer number (2964827639620).

Almost surely, 2^{40212222554444} is an apocalyptic number.

It is an amenable number.

40212222554444 is a deficient number, since it is larger than the sum of its proper divisors (30943640796436).

40212222554444 is a wasteful number, since it uses less digits than its factorization.

40212222554444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202654529 (or 202654527 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 41.

Adding to 40212222554444 its reverse (44445522221204), we get a palindrome (84657744775648).

The spelling of 40212222554444 in words is "forty trillion, two hundred twelve billion, two hundred twenty-two million, five hundred fifty-four thousand, four hundred forty-four".