20130400336 has 40 divisors (see below), whose sum is σ = 39387479040. Its totient is φ = 9966276096.

The previous prime is 20130400313. The next prime is 20130400361. The reversal of 20130400336 is 63300403102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 839976 + ... + 863608.

It is an arithmetic number, because the mean of its divisors is an integer number (984686976).

Almost surely, 2^20130400336 is an apocalyptic number.

It is an amenable number.

20130400336 is a deficient number, since it is larger than the sum of its proper divisors (19257078704).

20130400336 is a wasteful number, since it uses less digits than its factorization.

20130400336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24163 (or 24157 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20130400336 its reverse (63300403102), we get a palindrome (83430803438).

The spelling of 20130400336 in words is "twenty billion, one hundred thirty million, four hundred thousand, three hundred thirty-six".