20436115622 has 16 divisors (see below), whose sum is σ = 33060977712. Its totient is φ = 9418113120.

The previous prime is 20436115621. The next prime is 20436115631. The reversal of 20436115622 is 22651163402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20436115621) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 562904 + ... + 598107.

It is an arithmetic number, because the mean of its divisors is an integer number (2066311107).

Almost surely, 2^20436115622 is an apocalyptic number.

20436115622 is a deficient number, since it is larger than the sum of its proper divisors (12624862090).

20436115622 is a wasteful number, since it uses less digits than its factorization.

20436115622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161703.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 20436115622 in words is "twenty billion, four hundred thirty-six million, one hundred fifteen thousand, six hundred twenty-two".