20051673366120 has 128 divisors (see below), whose sum is σ = 65624769699840. Its totient is φ = 4860929399040.

The previous prime is 20051673366103. The next prime is 20051673366133. The reversal of 20051673366120 is 2166337615002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121102509 + ... + 121267971.

It is an arithmetic number, because the mean of its divisors is an integer number (512693513280).

Almost surely, 2^{20051673366120} is an apocalyptic number.

20051673366120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20051673366120 is an abundant number, since it is smaller than the sum of its proper divisors (45573096333720).

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

20051673366120 is a wasteful number, since it uses less digits than its factorization.

20051673366120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257295 (or 257291 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 20051673366120 in words is "twenty trillion, fifty-one billion, six hundred seventy-three million, three hundred sixty-six thousand, one hundred twenty".