13401142543020 has 48 divisors (see below), whose sum is σ = 37775032696800. Its totient is φ = 3549653861376.

The previous prime is 13401142543007. The next prime is 13401142543069. The reversal of 13401142543020 is 2034524110431.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749495677 + ... + 749513556.

It is an arithmetic number, because the mean of its divisors is an integer number (786979847850).

Almost surely, 2^{13401142543020} is an apocalyptic number.

13401142543020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13401142543020 is an abundant number, since it is smaller than the sum of its proper divisors (24373890153780).

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

13401142543020 is a wasteful number, since it uses less digits than its factorization.

13401142543020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499009394 (or 1499009392 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 13401142543020 its reverse (2034524110431), we get a palindrome (15435666653451).

The spelling of 13401142543020 in words is "thirteen trillion, four hundred one billion, one hundred forty-two million, five hundred forty-three thousand, twenty".