22040446442 has 32 divisors (see below), whose sum is σ = 38183042304. Its totient is φ = 9346176000.

The previous prime is 22040446411. The next prime is 22040446459. The reversal of 22040446442 is 24464404022.

It is a super-3 number, since 3×22040446442³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22040446399 and 22040446408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2584778 + ... + 2593290.

It is an arithmetic number, because the mean of its divisors is an integer number (1193220072).

Almost surely, 2^22040446442 is an apocalyptic number.

22040446442 is a deficient number, since it is larger than the sum of its proper divisors (16142595862).

22040446442 is a wasteful number, since it uses less digits than its factorization.

22040446442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10454.

The product of its (nonzero) digits is 49152, while the sum is 32.

The spelling of 22040446442 in words is "twenty-two billion, forty million, four hundred forty-six thousand, four hundred forty-two".