266224170991105 has 16 divisors (see below), whose sum is σ = 339009113842560. Its totient is φ = 200266495019008.

The previous prime is 266224170991081. The next prime is 266224170991117. The reversal of 266224170991105 is 501199071422662.

It is a cyclic number.

It is not a de Polignac number, because 266224170991105 - 2¹¹ = 266224170989057 is a prime.

It is a super-2 number, since 2×266224170991105² (a number of 30 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 19618576192 + ... + 19618589761.

It is an arithmetic number, because the mean of its divisors is an integer number (21188069615160).

Almost surely, 2^{266224170991105} is an apocalyptic number.

It is an amenable number.

266224170991105 is a deficient number, since it is larger than the sum of its proper divisors (72784942851455).

266224170991105 is a wasteful number, since it uses less digits than its factorization.

266224170991105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39237166040.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 266224170991105 in words is "two hundred sixty-six trillion, two hundred twenty-four billion, one hundred seventy million, nine hundred ninety-one thousand, one hundred five".