20670300466 has 16 divisors (see below), whose sum is σ = 32749947648. Its totient is φ = 9769158000.

The previous prime is 20670300421. The next prime is 20670300517. The reversal of 20670300466 is 66400307602.

It is a super-2 number, since 2×20670300466² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3873985 + ... + 3879316.

It is an arithmetic number, because the mean of its divisors is an integer number (2046871728).

Almost surely, 2^20670300466 is an apocalyptic number.

20670300466 is a deficient number, since it is larger than the sum of its proper divisors (12079647182).

20670300466 is a wasteful number, since it uses less digits than its factorization.

20670300466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7753377.

The product of its (nonzero) digits is 36288, while the sum is 34.

The spelling of 20670300466 in words is "twenty billion, six hundred seventy million, three hundred thousand, four hundred sixty-six".