22938387446 has 16 divisors (see below), whose sum is σ = 37131696000. Its totient is φ = 10564840128.

The previous prime is 22938387443. The next prime is 22938387449. The reversal of 22938387446 is 64478383922.

It is an interprime number because it is at equal distance from previous prime (22938387443) and next prime (22938387449).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22938387391 and 22938387400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22938387443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 908471 + ... + 933378.

It is an arithmetic number, because the mean of its divisors is an integer number (2320731000).

Almost surely, 2^22938387446 is an apocalyptic number.

22938387446 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22938387446 is a deficient number, since it is larger than the sum of its proper divisors (14193308554).

22938387446 is a wasteful number, since it uses less digits than its factorization.

22938387446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842343.

The product of its digits is 13934592, while the sum is 56.

The spelling of 22938387446 in words is "twenty-two billion, nine hundred thirty-eight million, three hundred eighty-seven thousand, four hundred forty-six".