20450636738614 has 16 divisors (see below), whose sum is σ = 30761816459040. Its totient is φ = 10196698684480.

The previous prime is 20450636738557. The next prime is 20450636738629. The reversal of 20450636738614 is 41683763605402.

It is a happy number.

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, 72616554 + ... + 72897634.

It is an arithmetic number, because the mean of its divisors is an integer number (1922613528690).

Almost surely, 2^{20450636738614} is an apocalyptic number.

20450636738614 is a deficient number, since it is larger than the sum of its proper divisors (10311179720426).

20450636738614 is a wasteful number, since it uses less digits than its factorization.

20450636738614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382775.

The product of its (nonzero) digits is 17418240, while the sum is 55.

The spelling of 20450636738614 in words is "twenty trillion, four hundred fifty billion, six hundred thirty-six million, seven hundred thirty-eight thousand, six hundred fourteen".