13446161031340 has 48 divisors (see below), whose sum is σ = 29723426701920. Its totient is φ = 5095330099200.

The previous prime is 13446161031263. The next prime is 13446161031379. The reversal of 13446161031340 is 4313016164431.

13446161031340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13446161031340.

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, 51013890 + ... + 51276790.

It is an arithmetic number, because the mean of its divisors is an integer number (619238056290).

Almost surely, 2^{13446161031340} is an apocalyptic number.

13446161031340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13446161031340 is an abundant number, since it is smaller than the sum of its proper divisors (16277265670580).

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

13446161031340 is a wasteful number, since it uses less digits than its factorization.

13446161031340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397522 (or 397520 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

Adding to 13446161031340 its reverse (4313016164431), we get a palindrome (17759177195771).

The spelling of 13446161031340 in words is "thirteen trillion, four hundred forty-six billion, one hundred sixty-one million, thirty-one thousand, three hundred forty".