22126056406 has 4 divisors (see below), whose sum is σ = 33189084612. Its totient is φ = 11063028202.

The previous prime is 22126056391. The next prime is 22126056409. The reversal of 22126056406 is 60465062122.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22126056409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5531514100 + ... + 5531514103.

It is an arithmetic number, because the mean of its divisors is an integer number (8297271153).

Almost surely, 2^22126056406 is an apocalyptic number.

22126056406 is a deficient number, since it is larger than the sum of its proper divisors (11063028206).

22126056406 is a wasteful number, since it uses less digits than its factorization.

22126056406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11063028205.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 22126056406 in words is "twenty-two billion, one hundred twenty-six million, fifty-six thousand, four hundred six".