266479119394 has 32 divisors (see below), whose sum is σ = 418218451056. Its totient is φ = 127217848320.

The previous prime is 266479119391. The next prime is 266479119419. The reversal of 266479119394 is 493911974662.

It can be written as a sum of positive squares in 8 ways, for example, as 29297457225 + 237181662169 = 171165^2 + 487013^2 .

It is a super-2 number, since 2×266479119394² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is not an unprimeable number, because it can be changed into a prime (266479119391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1886394 + ... + 2022730.

Almost surely, 2^266479119394 is an apocalyptic number.

266479119394 is a deficient number, since it is larger than the sum of its proper divisors (151739331662).

266479119394 is a wasteful number, since it uses less digits than its factorization.

266479119394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136870.

The product of its digits is 17635968, while the sum is 61.

The spelling of 266479119394 in words is "two hundred sixty-six billion, four hundred seventy-nine million, one hundred nineteen thousand, three hundred ninety-four".