20004005152 has 12 divisors (see below), whose sum is σ = 39382885206. Its totient is φ = 10002002560.

The previous prime is 20004005137. The next prime is 20004005209. The reversal of 20004005152 is 25150040002.

It can be written as a sum of positive squares in only one way, i.e., 19587681936 + 416323216 = 139956^2 + 20404^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 312562549 + ... + 312562612.

Almost surely, 2^20004005152 is an apocalyptic number.

It is an amenable number.

20004005152 is a deficient number, since it is larger than the sum of its proper divisors (19378880054).

20004005152 is an equidigital number, since it uses as much as digits as its factorization.

20004005152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625125171 (or 625125163 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

Adding to 20004005152 its reverse (25150040002), we get a palindrome (45154045154).

The spelling of 20004005152 in words is "twenty billion, four million, five thousand, one hundred fifty-two".