20411331416636 has 6 divisors (see below), whose sum is σ = 35719829979120. Its totient is φ = 10205665708316.

The previous prime is 20411331416627. The next prime is 20411331416647. The reversal of 20411331416636 is 63661413311402.

It is a junction number, because it is equal to n+sod(n) for n = 20411331416593 and 20411331416602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2551416427076 + ... + 2551416427083.

It is an arithmetic number, because the mean of its divisors is an integer number (5953304996520).

Almost surely, 2^{20411331416636} is an apocalyptic number.

It is an amenable number.

20411331416636 is a deficient number, since it is larger than the sum of its proper divisors (15308498562484).

20411331416636 is a wasteful number, since it uses less digits than its factorization.

20411331416636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5102832854163 (or 5102832854161 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 20411331416636 in words is "twenty trillion, four hundred eleven billion, three hundred thirty-one million, four hundred sixteen thousand, six hundred thirty-six".