20536436614 has 8 divisors (see below), whose sum is σ = 30805682400. Its totient is φ = 10267875816.

The previous prime is 20536436549. The next prime is 20536436647. The reversal of 20536436614 is 41663463502.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88249 + ... + 221044.

It is an arithmetic number, because the mean of its divisors is an integer number (3850710300).

Almost surely, 2^20536436614 is an apocalyptic number.

20536436614 is a deficient number, since it is larger than the sum of its proper divisors (10269245786).

20536436614 is a wasteful number, since it uses less digits than its factorization.

20536436614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342494.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 20536436614 in words is "twenty billion, five hundred thirty-six million, four hundred thirty-six thousand, six hundred fourteen".