20354422036 has 96 divisors (see below), whose sum is σ = 40133681280. Its totient is φ = 8971651584.

The previous prime is 20354422013. The next prime is 20354422061. The reversal of 20354422036 is 63022445302.

It is a junction number, because it is equal to n+sod(n) for n = 20354421989 and 20354422007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36542670 + ... + 36543226.

It is an arithmetic number, because the mean of its divisors is an integer number (418059180).

Almost surely, 2^20354422036 is an apocalyptic number.

20354422036 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20354422036 is a deficient number, since it is larger than the sum of its proper divisors (19779259244).

20354422036 is a wasteful number, since it uses less digits than its factorization.

20354422036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953 (or 951 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 20354422036 its reverse (63022445302), we get a palindrome (83376867338).

The spelling of 20354422036 in words is "twenty billion, three hundred fifty-four million, four hundred twenty-two thousand, thirty-six".