20116765463650 has 48 divisors (see below), whose sum is σ = 37532543076000. Its totient is φ = 8021935848960.

The previous prime is 20116765463591. The next prime is 20116765463653. The reversal of 20116765463650 is 5636456761102.

It is not an unprimeable number, because it can be changed into a prime (20116765463653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20663026 + ... + 21614674.

It is an arithmetic number, because the mean of its divisors is an integer number (781927980750).

Almost surely, 2^{20116765463650} is an apocalyptic number.

20116765463650 is a deficient number, since it is larger than the sum of its proper divisors (17415777612350).

20116765463650 is a wasteful number, since it uses less digits than its factorization.

20116765463650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952963 (or 952958 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 20116765463650 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-five million, four hundred sixty-three thousand, six hundred fifty".