13405414425 has 48 divisors (see below), whose sum is σ = 23881388160. Its totient is φ = 6596029440.

The previous prime is 13405414423. The next prime is 13405414469. The reversal of 13405414425 is 52441450431.

It is a happy number.

It is not a de Polignac number, because 13405414425 - 2¹ = 13405414423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13405414423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3602716 + ... + 3606434.

It is an arithmetic number, because the mean of its divisors is an integer number (497528920).

Almost surely, 2^13405414425 is an apocalyptic number.

13405414425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13405414425 is a deficient number, since it is larger than the sum of its proper divisors (10475973735).

13405414425 is a wasteful number, since it uses less digits than its factorization.

13405414425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7442 (or 7437 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 13405414425 its reverse (52441450431), we get a palindrome (65846864856).

The spelling of 13405414425 in words is "thirteen billion, four hundred five million, four hundred fourteen thousand, four hundred twenty-five".