20003624035164 has 144 divisors (see below), whose sum is σ = 64231191198720. Its totient is φ = 5097713512320.

The previous prime is 20003624035163. The next prime is 20003624035177. The reversal of 20003624035164 is 46153042630002.

20003624035164 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 3 + 6 + 240 + 351 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003624035163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67931524 + ... + 68225355.

It is an arithmetic number, because the mean of its divisors is an integer number (446049938880).

Almost surely, 2^{20003624035164} is an apocalyptic number.

It is an amenable number.

20003624035164 is an abundant number, since it is smaller than the sum of its proper divisors (44227567163556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20003624035164 is a wasteful number, since it uses less digits than its factorization.

20003624035164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136156960 (or 136156955 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 20003624035164 its reverse (46153042630002), we get a palindrome (66156666665166).

The spelling of 20003624035164 in words is "twenty trillion, three billion, six hundred twenty-four million, thirty-five thousand, one hundred sixty-four".