20036035655 has 16 divisors (see below), whose sum is σ = 25233647040. Its totient is φ = 15243283968.

The previous prime is 20036035651. The next prime is 20036035673. The reversal of 20036035655 is 55653063002.

It is a cyclic number.

It is not a de Polignac number, because 20036035655 - 2² = 20036035651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20036035651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483650 + ... + 523439.

It is an arithmetic number, because the mean of its divisors is an integer number (1577102940).

Almost surely, 2^20036035655 is an apocalyptic number.

20036035655 is a deficient number, since it is larger than the sum of its proper divisors (5197611385).

20036035655 is a wasteful number, since it uses less digits than its factorization.

20036035655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007290.

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 20036035655 its reverse (55653063002), we get a palindrome (75689098657).

The spelling of 20036035655 in words is "twenty billion, thirty-six million, thirty-five thousand, six hundred fifty-five".