13555332421132 has 6 divisors (see below), whose sum is σ = 23721831736988. Its totient is φ = 6777666210564.

The previous prime is 13555332421091. The next prime is 13555332421157. The reversal of 13555332421132 is 23112423355531.

It is a super-2 number, since 2×13555332421132² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1694416552638 + ... + 1694416552645.

Almost surely, 2^{13555332421132} is an apocalyptic number.

It is an amenable number.

13555332421132 is a deficient number, since it is larger than the sum of its proper divisors (10166499315856).

13555332421132 is a wasteful number, since it uses less digits than its factorization.

13555332421132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388833105287 (or 3388833105285 counting only the distinct ones).

The product of its digits is 324000, while the sum is 40.

Adding to 13555332421132 its reverse (23112423355531), we get a palindrome (36667755776663).

The spelling of 13555332421132 in words is "thirteen trillion, five hundred fifty-five billion, three hundred thirty-two million, four hundred twenty-one thousand, one hundred thirty-two".