266223625233 has 16 divisors (see below), whose sum is σ = 375856353216. Its totient is φ = 167037281280.

The previous prime is 266223625229. The next prime is 266223625237. The reversal of 266223625233 is 332526322662.

It is an interprime number because it is at equal distance from previous prime (266223625229) and next prime (266223625237).

It is not a de Polignac number, because 266223625233 - 2² = 266223625229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (266223625237) 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, 2423385 + ... + 2530857.

It is an arithmetic number, because the mean of its divisors is an integer number (23491022076).

Almost surely, 2^266223625233 is an apocalyptic number.

It is an amenable number.

266223625233 is a deficient number, since it is larger than the sum of its proper divisors (109632727983).

266223625233 is a wasteful number, since it uses less digits than its factorization.

266223625233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156064.

The product of its digits is 933120, while the sum is 42.

Adding to 266223625233 its reverse (332526322662), we get a palindrome (598749947895).

The spelling of 266223625233 in words is "two hundred sixty-six billion, two hundred twenty-three million, six hundred twenty-five thousand, two hundred thirty-three".