266246466622 has 4 divisors (see below), whose sum is σ = 399369699936. Its totient is φ = 133123233310.

The previous prime is 266246466611. The next prime is 266246466623. The reversal of 266246466622 is 226664642662.

266246466622 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 266246466622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266246466623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66561616654 + ... + 66561616657.

It is an arithmetic number, because the mean of its divisors is an integer number (99842424984).

Almost surely, 2^266246466622 is an apocalyptic number.

266246466622 is a deficient number, since it is larger than the sum of its proper divisors (133123233314).

266246466622 is a wasteful number, since it uses less digits than its factorization.

266246466622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133123233313.

The product of its digits is 11943936, while the sum is 52.

The spelling of 266246466622 in words is "two hundred sixty-six billion, two hundred forty-six million, four hundred sixty-six thousand, six hundred twenty-two".