13320000402 has 16 divisors (see below), whose sum is σ = 26779479552. Its totient is φ = 4416753680.

The previous prime is 13320000391. The next prime is 13320000409. The reversal of 13320000402 is 20400002331.

It is not an unprimeable number, because it can be changed into a prime (13320000409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5810373 + ... + 5812664.

It is an arithmetic number, because the mean of its divisors is an integer number (1673717472).

Almost surely, 2^13320000402 is an apocalyptic number.

13320000402 is an abundant number, since it is smaller than the sum of its proper divisors (13459479150).

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

13320000402 is a wasteful number, since it uses less digits than its factorization.

13320000402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11623233.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 13320000402 its reverse (20400002331), we get a palindrome (33720002733).

The spelling of 13320000402 in words is "thirteen billion, three hundred twenty million, four hundred two", and thus it is an aban number.