20750009520204 has 36 divisors (see below), whose sum is σ = 52454425700040. Its totient is φ = 6916272554880.

The previous prime is 20750009520193. The next prime is 20750009520211. The reversal of 20750009520204 is 40202590005702.

It is a happy number.

20750009520204 is a `hidden beast` number, since 20 + 7 + 500 + 0 + 95 + 20 + 20 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 15917757 + ... + 17171924.

Almost surely, 2^{20750009520204} is an apocalyptic number.

It is an amenable number.

20750009520204 is an abundant number, since it is smaller than the sum of its proper divisors (31704416179836).

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

20750009520204 is a wasteful number, since it uses less digits than its factorization.

20750009520204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33107110 (or 33107105 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

Adding to 20750009520204 its reverse (40202590005702), we get a palindrome (60952599525906).

The spelling of 20750009520204 in words is "twenty trillion, seven hundred fifty billion, nine million, five hundred twenty thousand, two hundred four".