266425616043 has 32 divisors (see below), whose sum is σ = 396237441600. Its totient is φ = 176928461568.

The previous prime is 266425615999. The next prime is 266425616129. The reversal of 266425616043 is 340616524662.

It is a happy number.

266425616043 is a `hidden beast` number, since 2 + 6 + 6 + 4 + 25 + 616 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 266425616043 - 2⁹ = 266425615531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 266425616043.

It is not an unprimeable number, because it can be changed into a prime (266425616243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8615413 + ... + 8646281.

It is an arithmetic number, because the mean of its divisors is an integer number (12382420050).

Almost surely, 2^266425616043 is an apocalyptic number.

266425616043 is a deficient number, since it is larger than the sum of its proper divisors (129811825557).

266425616043 is a wasteful number, since it uses less digits than its factorization.

266425616043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32108 (or 32102 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 266425616043 in words is "two hundred sixty-six billion, four hundred twenty-five million, six hundred sixteen thousand, forty-three".