13331340402 has 16 divisors (see below), whose sum is σ = 26723421120. Its totient is φ = 4433656752.

The previous prime is 13331340391. The next prime is 13331340419. The reversal of 13331340402 is 20404313331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2527993 + ... + 2533260.

It is an arithmetic number, because the mean of its divisors is an integer number (1670213820).

Almost surely, 2^13331340402 is an apocalyptic number.

13331340402 is an abundant number, since it is smaller than the sum of its proper divisors (13392080718).

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

13331340402 is a wasteful number, since it uses less digits than its factorization.

13331340402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5061697.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 13331340402 its reverse (20404313331), we get a palindrome (33735653733).

The spelling of 13331340402 in words is "thirteen billion, three hundred thirty-one million, three hundred forty thousand, four hundred two".