22445543402 has 8 divisors (see below), whose sum is σ = 33669587712. Its totient is φ = 11222347500.

The previous prime is 22445543389. The next prime is 22445543431. The reversal of 22445543402 is 20434554422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22445543402² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 141224 + ... + 254627.

It is an arithmetic number, because the mean of its divisors is an integer number (4208698464).

Almost surely, 2^22445543402 is an apocalyptic number.

22445543402 is a deficient number, since it is larger than the sum of its proper divisors (11224044310).

22445543402 is a wasteful number, since it uses less digits than its factorization.

22445543402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424204.

The product of its (nonzero) digits is 153600, while the sum is 35.

The spelling of 22445543402 in words is "twenty-two billion, four hundred forty-five million, five hundred forty-three thousand, four hundred two".