21422323746004 has 24 divisors (see below), whose sum is σ = 38894829861888. Its totient is φ = 10313023045920.

The previous prime is 21422323745923. The next prime is 21422323746029. The reversal of 21422323746004 is 40064732322412.

It is a super-2 number, since 2×21422323746004² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 438454444 + ... + 438503299.

It is an arithmetic number, because the mean of its divisors is an integer number (1620617910912).

Almost surely, 2^{21422323746004} is an apocalyptic number.

It is an amenable number.

21422323746004 is a deficient number, since it is larger than the sum of its proper divisors (17472506115884).

21422323746004 is a wasteful number, since it uses less digits than its factorization.

21422323746004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876957975 (or 876957973 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 40.

The spelling of 21422323746004 in words is "twenty-one trillion, four hundred twenty-two billion, three hundred twenty-three million, seven hundred forty-six thousand, four".