22426401230378 has 12 divisors (see below), whose sum is σ = 35503291699650. Its totient is φ = 10623032161416.

The previous prime is 22426401230377. The next prime is 22426401230413. The reversal of 22426401230378 is 87303210462422.

It can be written as a sum of positive squares in only one way, i.e., 22105108382449 + 321292847929 = 4701607^2 + 566827^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22426401230371) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 15530748053 + ... + 15530749496.

Almost surely, 2^{22426401230378} is an apocalyptic number.

22426401230378 is a deficient number, since it is larger than the sum of its proper divisors (13076890469272).

22426401230378 is a wasteful number, since it uses less digits than its factorization.

22426401230378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31061497589 (or 31061497570 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 44.

The spelling of 22426401230378 in words is "twenty-two trillion, four hundred twenty-six billion, four hundred one million, two hundred thirty thousand, three hundred seventy-eight".