20663060204506 has 8 divisors (see below), whose sum is σ = 30995289287424. Its totient is φ = 10331297108700.

The previous prime is 20663060204491. The next prime is 20663060204537. The reversal of 20663060204506 is 60540206036602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116385900 + ... + 116563303.

It is an arithmetic number, because the mean of its divisors is an integer number (3874411160928).

Almost surely, 2^{20663060204506} is an apocalyptic number.

20663060204506 is a deficient number, since it is larger than the sum of its proper divisors (10332229082918).

20663060204506 is a wasteful number, since it uses less digits than its factorization.

20663060204506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232993556.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 20663060204506 in words is "twenty trillion, six hundred sixty-three billion, sixty million, two hundred four thousand, five hundred six".