13403442143400 has 384 divisors, whose sum is σ = 43483464499200. Its totient is φ = 3411275212800.

The previous prime is 13403442143381. The next prime is 13403442143401. The reversal of 13403442143400 is 434124430431.

It is a super-2 number, since 2×13403442143400² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13403442143401) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1420905084 + ... + 1420914516.

It is an arithmetic number, because the mean of its divisors is an integer number (113238188800).

Almost surely, 2^{13403442143400} is an apocalyptic number.

13403442143400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13403442143400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21741732249600).

13403442143400 is an abundant number, since it is smaller than the sum of its proper divisors (30080022355800).

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

13403442143400 is a wasteful number, since it uses less digits than its factorization.

13403442143400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10529 (or 10520 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 13403442143400 its reverse (434124430431), we get a palindrome (13837566573831).

The spelling of 13403442143400 in words is "thirteen trillion, four hundred three billion, four hundred forty-two million, one hundred forty-three thousand, four hundred".