13530555422 has 4 divisors (see below), whose sum is σ = 20295833136. Its totient is φ = 6765277710.

The previous prime is 13530555421. The next prime is 13530555431. The reversal of 13530555422 is 22455503531.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13530555421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3382638854 + ... + 3382638857.

It is an arithmetic number, because the mean of its divisors is an integer number (5073958284).

Almost surely, 2^13530555422 is an apocalyptic number.

13530555422 is a deficient number, since it is larger than the sum of its proper divisors (6765277714).

13530555422 is an equidigital number, since it uses as much as digits as its factorization.

13530555422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6765277713.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 13530555422 in words is "thirteen billion, five hundred thirty million, five hundred fifty-five thousand, four hundred twenty-two".