13021423050140 has 48 divisors (see below), whose sum is σ = 27372975084000. Its totient is φ = 5203240922880.

The previous prime is 13021423050137. The next prime is 13021423050157. The reversal of 13021423050140 is 4105032412031.

It is a happy number.

It is a congruent number.

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, 85696874 + ... + 85848686.

It is an arithmetic number, because the mean of its divisors is an integer number (570270314250).

Almost surely, 2^{13021423050140} is an apocalyptic number.

13021423050140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13021423050140 is an abundant number, since it is smaller than the sum of its proper divisors (14351552033860).

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

13021423050140 is a wasteful number, since it uses less digits than its factorization.

13021423050140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156182 (or 156180 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 13021423050140 its reverse (4105032412031), we get a palindrome (17126455462171).

The spelling of 13021423050140 in words is "thirteen trillion, twenty-one billion, four hundred twenty-three million, fifty thousand, one hundred forty".