4500051421266 has 40 divisors (see below), whose sum is σ = 10162845834240. Its totient is φ = 1488205975032.

The previous prime is 4500051421247. The next prime is 4500051421279. The reversal of 4500051421266 is 6621241500054.

4500051421266 is a `hidden beast` number, since 4 + 500 + 0 + 5 + 142 + 1 + 2 + 6 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4500051421266.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 109342006 + ... + 109383153.

It is an arithmetic number, because the mean of its divisors is an integer number (254071145856).

Almost surely, 2^{4500051421266} is an apocalyptic number.

4500051421266 is an abundant number, since it is smaller than the sum of its proper divisors (5662794412974).

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

4500051421266 is a wasteful number, since it uses less digits than its factorization.

4500051421266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218725300 (or 218725291 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 4500051421266 in words is "four trillion, five hundred billion, fifty-one million, four hundred twenty-one thousand, two hundred sixty-six".