266004212505453 has 48 divisors (see below), whose sum is σ = 405958825299456. Its totient is φ = 167578189148160.

The previous prime is 266004212505433. The next prime is 266004212505457. The reversal of 266004212505453 is 354505212400662.

266004212505453 is a `hidden beast` number, since 2 + 6 + 6 + 0 + 0 + 42 + 12 + 50 + 545 + 3 = 666.

It is not a de Polignac number, because 266004212505453 - 2⁹ = 266004212504941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266004212505399 and 266004212505408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266004212505457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40328101 + ... + 46458197.

It is an arithmetic number, because the mean of its divisors is an integer number (8457475527072).

Almost surely, 2^{266004212505453} is an apocalyptic number.

It is an amenable number.

266004212505453 is a deficient number, since it is larger than the sum of its proper divisors (139954612794003).

266004212505453 is a wasteful number, since it uses less digits than its factorization.

266004212505453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6133794 (or 6133791 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 266004212505453 in words is "two hundred sixty-six trillion, four billion, two hundred twelve million, five hundred five thousand, four hundred fifty-three".