66266662200460 has 48 divisors (see below), whose sum is σ = 139207481342496. Its totient is φ = 26497620052992.

The previous prime is 66266662200451. The next prime is 66266662200499. The reversal of 66266662200460 is 6400226666266.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 66266662200398 and 66266662200407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2127120244 + ... + 2127151396.

It is an arithmetic number, because the mean of its divisors is an integer number (2900155861302).

Almost surely, 2^{66266662200460} is an apocalyptic number.

It is an amenable number.

66266662200460 is an abundant number, since it is smaller than the sum of its proper divisors (72940819142036).

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

66266662200460 is a wasteful number, since it uses less digits than its factorization.

66266662200460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64042 (or 64040 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 52.

The spelling of 66266662200460 in words is "sixty-six trillion, two hundred sixty-six billion, six hundred sixty-two million, two hundred thousand, four hundred sixty".