22506126266 has 16 divisors (see below), whose sum is σ = 36415970304. Its totient is φ = 10370322864.

The previous prime is 22506126257. The next prime is 22506126299. The reversal of 22506126266 is 66262160522.

It is a super-2 number, since 2×22506126266² (a number of 22 digits) contains 22 as substring.

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, 697250 + ... + 728813.

It is an arithmetic number, because the mean of its divisors is an integer number (2275998144).

Almost surely, 2^22506126266 is an apocalyptic number.

22506126266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22506126266 is a deficient number, since it is larger than the sum of its proper divisors (13909844038).

22506126266 is a wasteful number, since it uses less digits than its factorization.

22506126266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426685.

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 22506126266 its reverse (66262160522), we get a palindrome (88768286788).

The spelling of 22506126266 in words is "twenty-two billion, five hundred six million, one hundred twenty-six thousand, two hundred sixty-six".