22646200444442 has 32 divisors (see below), whose sum is σ = 35662203763200. Its totient is φ = 10771268299200.

The previous prime is 22646200444397. The next prime is 22646200444471. The reversal of 22646200444442 is 24444400264622.

It is a junction number, because it is equal to n+sod(n) for n = 22646200444393 and 22646200444402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47716592 + ... + 48188852.

It is an arithmetic number, because the mean of its divisors is an integer number (1114443867600).

Almost surely, 2^{22646200444442} is an apocalyptic number.

22646200444442 is a deficient number, since it is larger than the sum of its proper divisors (13016003318758).

22646200444442 is a wasteful number, since it uses less digits than its factorization.

22646200444442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485462.

The product of its (nonzero) digits is 2359296, while the sum is 44.

The spelling of 22646200444442 in words is "twenty-two trillion, six hundred forty-six billion, two hundred million, four hundred forty-four thousand, four hundred forty-two".