20466133166402 has 32 divisors (see below), whose sum is σ = 38275396107264. Its totient is φ = 7973595378000.

The previous prime is 20466133166393. The next prime is 20466133166431.

20466133166402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3729173 + ... + 7405335.

It is an arithmetic number, because the mean of its divisors is an integer number (1196106128352).

Almost surely, 2^{20466133166402} is an apocalyptic number.

20466133166402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20466133166402 is a deficient number, since it is larger than the sum of its proper divisors (17809262940862).

20466133166402 is a wasteful number, since it uses less digits than its factorization.

20466133166402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712334.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 20466133166402 in words is "twenty trillion, four hundred sixty-six billion, one hundred thirty-three million, one hundred sixty-six thousand, four hundred two".