20411011650650 has 48 divisors (see below), whose sum is σ = 39048659130624. Its totient is φ = 7933215790080.

The previous prime is 20411011650599. The next prime is 20411011650719. The reversal of 20411011650650 is 5605611011402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24179594 + ... + 25009493.

It is an arithmetic number, because the mean of its divisors is an integer number (813513731888).

Almost surely, 2^{20411011650650} is an apocalyptic number.

20411011650650 is a deficient number, since it is larger than the sum of its proper divisors (18637647479974).

20411011650650 is a wasteful number, since it uses less digits than its factorization.

20411011650650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49189335 (or 49189330 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 20411011650650 in words is "twenty trillion, four hundred eleven billion, eleven million, six hundred fifty thousand, six hundred fifty".