13425544103623 has 4 divisors (see below), whose sum is σ = 13426848958320. Its totient is φ = 13424239248928.

The previous prime is 13425544103591. The next prime is 13425544103639. The reversal of 13425544103623 is 32630144552431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13425544103623 - 2⁵ = 13425544103591 is a prime.

It is a super-2 number, since 2×13425544103623² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13425544103623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13425544143623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652411915 + ... + 652432492.

It is an arithmetic number, because the mean of its divisors is an integer number (3356712239580).

Almost surely, 2^{13425544103623} is an apocalyptic number.

13425544103623 is a deficient number, since it is larger than the sum of its proper divisors (1304854697).

13425544103623 is a wasteful number, since it uses less digits than its factorization.

13425544103623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304854696.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 13425544103623 in words is "thirteen trillion, four hundred twenty-five billion, five hundred forty-four million, one hundred three thousand, six hundred twenty-three".