20416142600566 has 16 divisors (see below), whose sum is σ = 31286139300864. Its totient is φ = 9987573200104.

The previous prime is 20416142600527. The next prime is 20416142600573. The reversal of 20416142600566 is 66500624161402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35639260 + ... + 36207583.

It is an arithmetic number, because the mean of its divisors is an integer number (1955383706304).

Almost surely, 2^{20416142600566} is an apocalyptic number.

20416142600566 is a deficient number, since it is larger than the sum of its proper divisors (10869996700298).

20416142600566 is a wasteful number, since it uses less digits than its factorization.

20416142600566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71849915.

The product of its (nonzero) digits is 414720, while the sum is 43.

Adding to 20416142600566 its reverse (66500624161402), we get a palindrome (86916766761968).

The spelling of 20416142600566 in words is "twenty trillion, four hundred sixteen billion, one hundred forty-two million, six hundred thousand, five hundred sixty-six".