266296194080 has 96 divisors (see below), whose sum is σ = 724248314496. Its totient is φ = 90635065344.

The previous prime is 266296194053. The next prime is 266296194089. The reversal of 266296194080 is 80491692662.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (266296194089) 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, 714314 + ... + 1021193.

It is an arithmetic number, because the mean of its divisors is an integer number (7544253276).

Almost surely, 2^266296194080 is an apocalyptic number.

266296194080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266296194080 is an abundant number, since it is smaller than the sum of its proper divisors (457952120416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266296194080 is a wasteful number, since it uses less digits than its factorization.

266296194080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735666 (or 1735658 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 266296194080 in words is "two hundred sixty-six billion, two hundred ninety-six million, one hundred ninety-four thousand, eighty".