266833350849 has 16 divisors (see below), whose sum is σ = 403310868800. Its totient is φ = 155562762816.

The previous prime is 266833350827. The next prime is 266833350911. The reversal of 266833350849 is 948053338662.

It is not a de Polignac number, because 266833350849 - 2³³ = 258243416257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266133350849) 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, 180048754 + ... + 180050235.

It is an arithmetic number, because the mean of its divisors is an integer number (25206929300).

Almost surely, 2^266833350849 is an apocalyptic number.

It is an amenable number.

266833350849 is a deficient number, since it is larger than the sum of its proper divisors (136477517951).

266833350849 is a wasteful number, since it uses less digits than its factorization.

266833350849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360099024.

The product of its (nonzero) digits is 22394880, while the sum is 57.

The spelling of 266833350849 in words is "two hundred sixty-six billion, eight hundred thirty-three million, three hundred fifty thousand, eight hundred forty-nine".