13550422424 has 64 divisors (see below), whose sum is σ = 33539650560. Its totient is φ = 4968829440.

The previous prime is 13550422253. The next prime is 13550422427. The reversal of 13550422424 is 42422405531.

It is a super-2 number, since 2×13550422424² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13550422427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 636512 + ... + 657455.

It is an arithmetic number, because the mean of its divisors is an integer number (524057040).

Almost surely, 2^13550422424 is an apocalyptic number.

13550422424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13550422424 is an abundant number, since it is smaller than the sum of its proper divisors (19989228136).

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

13550422424 is a wasteful number, since it uses less digits than its factorization.

13550422424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294008 (or 1294004 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 13550422424 its reverse (42422405531), we get a palindrome (55972827955).

The spelling of 13550422424 in words is "thirteen billion, five hundred fifty million, four hundred twenty-two thousand, four hundred twenty-four".