20066163607850 has 24 divisors (see below), whose sum is σ = 37427028311520. Its totient is φ = 8004107593520.

The previous prime is 20066163607837. The next prime is 20066163607879. The reversal of 20066163607850 is 5870636166002.

It is a Harshad number since it is a multiple of its sum of digits (50).

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, 558928112 + ... + 558964011.

It is an arithmetic number, because the mean of its divisors is an integer number (1559459512980).

Almost surely, 2^{20066163607850} is an apocalyptic number.

20066163607850 is a deficient number, since it is larger than the sum of its proper divisors (17360864703670).

20066163607850 is a wasteful number, since it uses less digits than its factorization.

20066163607850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117892494 (or 1117892489 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 20066163607850 in words is "twenty trillion, sixty-six billion, one hundred sixty-three million, six hundred seven thousand, eight hundred fifty".