266006861496 has 24 divisors (see below), whose sum is σ = 720435250080. Its totient is φ = 88668953808.

The previous prime is 266006861441. The next prime is 266006861521. The reversal of 266006861496 is 694168600662.

266006861496 is a `hidden beast` number, since 26 + 600 + 6 + 8 + 6 + 1 + 4 + 9 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1847269800 + ... + 1847269943.

It is an arithmetic number, because the mean of its divisors is an integer number (30018135420).

Almost surely, 2^266006861496 is an apocalyptic number.

It is an amenable number.

266006861496 is an abundant number, since it is smaller than the sum of its proper divisors (454428388584).

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

266006861496 is a wasteful number, since it uses less digits than its factorization.

266006861496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3694539755 (or 3694539748 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 266006861496 in words is "two hundred sixty-six billion, six million, eight hundred sixty-one thousand, four hundred ninety-six".