13355134400 has 42 divisors (see below), whose sum is σ = 32861981520. Its totient is φ = 5342053120.

The previous prime is 13355134379. The next prime is 13355134493. The reversal of 13355134400 is 443155331.

It is a super-2 number, since 2×13355134400² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4171880 + ... + 4175079.

Almost surely, 2^13355134400 is an apocalyptic number.

13355134400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13355134400 is an abundant number, since it is smaller than the sum of its proper divisors (19506847120).

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

13355134400 is an equidigital number, since it uses as much as digits as its factorization.

13355134400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8346981 (or 8346966 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 13355134400 its reverse (443155331), we get a palindrome (13798289731).

The spelling of 13355134400 in words is "thirteen billion, three hundred fifty-five million, one hundred thirty-four thousand, four hundred".