22655559446 has 16 divisors (see below), whose sum is σ = 36757266000. Its totient is φ = 10410748128.

The previous prime is 22655559419. The next prime is 22655559457. The reversal of 22655559446 is 64495555622.

It is a happy number.

It is a super-2 number, since 2×22655559446² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1896596 + ... + 1908503.

It is an arithmetic number, because the mean of its divisors is an integer number (2297329125).

Almost surely, 2^22655559446 is an apocalyptic number.

22655559446 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22655559446 is a deficient number, since it is larger than the sum of its proper divisors (14101706554).

22655559446 is a wasteful number, since it uses less digits than its factorization.

22655559446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3805343.

The product of its digits is 12960000, while the sum is 53.

The spelling of 22655559446 in words is "twenty-two billion, six hundred fifty-five million, five hundred fifty-nine thousand, four hundred forty-six".