66403226002446 has 24 divisors (see below), whose sum is σ = 148514742028224. Its totient is φ = 21420395484480.

The previous prime is 66403226002381. The next prime is 66403226002457. The reversal of 66403226002446 is 64420062230466.

66403226002446 is a `hidden beast` number, since 6 + 6 + 4 + 0 + 32 + 2 + 600 + 2 + 4 + 4 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59501098011 + ... + 59501099126.

It is an arithmetic number, because the mean of its divisors is an integer number (6188114251176).

Almost surely, 2^{66403226002446} is an apocalyptic number.

66403226002446 is an abundant number, since it is smaller than the sum of its proper divisors (82111516025778).

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

66403226002446 is a wasteful number, since it uses less digits than its factorization.

66403226002446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119002197176 (or 119002197173 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 45.

The spelling of 66403226002446 in words is "sixty-six trillion, four hundred three billion, two hundred twenty-six million, two thousand, four hundred forty-six".