22642222662046 has 32 divisors (see below), whose sum is σ = 37583097108480. Its totient is φ = 10164519205344.

The previous prime is 22642222661977. The next prime is 22642222662083. The reversal of 22642222662046 is 64026622224622.

It is a super-2 number, since 2×22642222662046² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22642222661987 and 22642222662005.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 42101910 + ... + 42636313.

It is an arithmetic number, because the mean of its divisors is an integer number (1174471784640).

Almost surely, 2^{22642222662046} is an apocalyptic number.

22642222662046 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22642222662046 is a deficient number, since it is larger than the sum of its proper divisors (14940874446434).

22642222662046 is a wasteful number, since it uses less digits than its factorization.

22642222662046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84738520.

The product of its (nonzero) digits is 2654208, while the sum is 46.

Adding to 22642222662046 its reverse (64026622224622), we get a palindrome (86668844886668).

The spelling of 22642222662046 in words is "twenty-two trillion, six hundred forty-two billion, two hundred twenty-two million, six hundred sixty-two thousand, forty-six".