13432404400 has 30 divisors (see below), whose sum is σ = 32271352532. Its totient is φ = 5372961600.

The previous prime is 13432404397. The next prime is 13432404437. The reversal of 13432404400 is 440423431.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 in 5 ways as a sum of consecutive naturals, for example, 16790106 + ... + 16790905.

Almost surely, 2^13432404400 is an apocalyptic number.

13432404400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13432404400 is an abundant number, since it is smaller than the sum of its proper divisors (18838948132).

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

13432404400 is a wasteful number, since it uses less digits than its factorization.

13432404400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33581029 (or 33581018 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 13432404400 its reverse (440423431), we get a palindrome (13872827831).

The spelling of 13432404400 in words is "thirteen billion, four hundred thirty-two million, four hundred four thousand, four hundred".