13424425553520 has 120 divisors (see below), whose sum is σ = 47043856562976. Its totient is φ = 3424201296384.

The previous prime is 13424425553503. The next prime is 13424425553557. The reversal of 13424425553520 is 2535552442431.

13424425553520 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 4 + 42 + 5 + 553 + 52 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 405310299 + ... + 405343418.

Almost surely, 2^{13424425553520} is an apocalyptic number.

13424425553520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13424425553520 is an abundant number, since it is smaller than the sum of its proper divisors (33619431009456).

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

13424425553520 is a wasteful number, since it uses less digits than its factorization.

13424425553520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810653759 (or 810653750 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

Adding to 13424425553520 its reverse (2535552442431), we get a palindrome (15959977995951).

The spelling of 13424425553520 in words is "thirteen trillion, four hundred twenty-four billion, four hundred twenty-five million, five hundred fifty-three thousand, five hundred twenty".