266899616092 has 48 divisors (see below), whose sum is σ = 478973214720. Its totient is φ = 130074481152.

The previous prime is 266899616051. The next prime is 266899616101. The reversal of 266899616092 is 290616998662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64171909 + ... + 64176067.

It is an arithmetic number, because the mean of its divisors is an integer number (9978608640).

Almost surely, 2^266899616092 is an apocalyptic number.

It is an amenable number.

266899616092 is a deficient number, since it is larger than the sum of its proper divisors (212073598628).

266899616092 is a wasteful number, since it uses less digits than its factorization.

266899616092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5530 (or 5528 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 64.

The spelling of 266899616092 in words is "two hundred sixty-six billion, eight hundred ninety-nine million, six hundred sixteen thousand, ninety-two".