266422260426 has 32 divisors (see below), whose sum is σ = 609033479040. Its totient is φ = 76112106816.

The previous prime is 266422260409. The next prime is 266422260431. The reversal of 266422260426 is 624062224662.

266422260426 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27940 + ... + 730496.

It is an arithmetic number, because the mean of its divisors is an integer number (19032296220).

Almost surely, 2^266422260426 is an apocalyptic number.

266422260426 is an abundant number, since it is smaller than the sum of its proper divisors (342611218614).

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

266422260426 is a wasteful number, since it uses less digits than its factorization.

266422260426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711598.

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 266422260426 in words is "two hundred sixty-six billion, four hundred twenty-two million, two hundred sixty thousand, four hundred twenty-six".