13403123552551 has 8 divisors (see below), whose sum is σ = 14198455209744. Its totient is φ = 12608559964800.

The previous prime is 13403123552513. The next prime is 13403123552563. The reversal of 13403123552551 is 15525532130431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13403123552551 - 2¹¹ = 13403123550503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13403123555551) 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, 191981425 + ... + 192051226.

It is an arithmetic number, because the mean of its divisors is an integer number (1774806901218).

Almost surely, 2^{13403123552551} is an apocalyptic number.

13403123552551 is a deficient number, since it is larger than the sum of its proper divisors (795331657193).

13403123552551 is a wasteful number, since it uses less digits than its factorization.

13403123552551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384034721.

The product of its (nonzero) digits is 270000, while the sum is 40.

Adding to 13403123552551 its reverse (15525532130431), we get a palindrome (28928655682982).

The spelling of 13403123552551 in words is "thirteen trillion, four hundred three billion, one hundred twenty-three million, five hundred fifty-two thousand, five hundred fifty-one".