265749474428 has 12 divisors (see below), whose sum is σ = 465130946280. Its totient is φ = 132854918352.

The previous prime is 265749474413. The next prime is 265749474437. The reversal of 265749474428 is 824474947562.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4924526 + ... + 4978197.

It is an arithmetic number, because the mean of its divisors is an integer number (38760912190).

Almost surely, 2^265749474428 is an apocalyptic number.

It is an amenable number.

265749474428 is a deficient number, since it is larger than the sum of its proper divisors (199381471852).

265749474428 is a wasteful number, since it uses less digits than its factorization.

265749474428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9909436 (or 9909434 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 62.

The spelling of 265749474428 in words is "two hundred sixty-five billion, seven hundred forty-nine million, four hundred seventy-four thousand, four hundred twenty-eight".