13001400404 has 12 divisors (see below), whose sum is σ = 22753607604. Its totient is φ = 6500369664.

The previous prime is 13001400397. The next prime is 13001400413. The reversal of 13001400404 is 40400410031.

It can be written as a sum of positive squares in 2 ways, for example, as 12929964100 + 71436304 = 113710^2 + 8452^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20042 + ... + 162494.

It is an arithmetic number, because the mean of its divisors is an integer number (1896133967).

Almost surely, 2^13001400404 is an apocalyptic number.

It is an amenable number.

13001400404 is a deficient number, since it is larger than the sum of its proper divisors (9752207200).

13001400404 is a wasteful number, since it uses less digits than its factorization.

13001400404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165274 (or 165272 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 13001400404 its reverse (40400410031), we get a palindrome (53401810435).

The spelling of 13001400404 in words is "thirteen billion, one million, four hundred thousand, four hundred four".