14553521436 has 12 divisors (see below), whose sum is σ = 33958216712. Its totient is φ = 4851173808.

The previous prime is 14553521413. The next prime is 14553521453. The reversal of 14553521436 is 63412535541.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×14553521436² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14553521394 and 14553521403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606396715 + ... + 606396738.

Almost surely, 2^14553521436 is an apocalyptic number.

It is an amenable number.

14553521436 is an abundant number, since it is smaller than the sum of its proper divisors (19404695276).

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

14553521436 is a wasteful number, since it uses less digits than its factorization.

14553521436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212793460 (or 1212793458 counting only the distinct ones).

The product of its digits is 216000, while the sum is 39.

The spelling of 14553521436 in words is "fourteen billion, five hundred fifty-three million, five hundred twenty-one thousand, four hundred thirty-six".