266424892405 has 16 divisors (see below), whose sum is σ = 365392796544. Its totient is φ = 182686311360.

The previous prime is 266424892403. The next prime is 266424892417. The reversal of 266424892405 is 504298424662.

It is a happy number.

It is not a de Polignac number, because 266424892405 - 2¹ = 266424892403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266424892403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1546495 + ... + 1710115.

It is an arithmetic number, because the mean of its divisors is an integer number (22837049784).

Almost surely, 2^266424892405 is an apocalyptic number.

It is an amenable number.

266424892405 is a deficient number, since it is larger than the sum of its proper divisors (98967904139).

266424892405 is a wasteful number, since it uses less digits than its factorization.

266424892405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210156.

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 266424892405 in words is "two hundred sixty-six billion, four hundred twenty-four million, eight hundred ninety-two thousand, four hundred five".