22343400402 has 16 divisors (see below), whose sum is σ = 44918340960. Its totient is φ = 7409210112.

The previous prime is 22343400371. The next prime is 22343400413. The reversal of 22343400402 is 20400434322.

It is an unprimeable number.

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, 9646252 + ... + 9648567.

It is an arithmetic number, because the mean of its divisors is an integer number (2807396310).

Almost surely, 2^22343400402 is an apocalyptic number.

22343400402 is an abundant number, since it is smaller than the sum of its proper divisors (22574940558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22343400402 is a wasteful number, since it uses less digits than its factorization.

22343400402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19295017.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 22343400402 its reverse (20400434322), we get a palindrome (42743834724).

The spelling of 22343400402 in words is "twenty-two billion, three hundred forty-three million, four hundred thousand, four hundred two".