13546742442 has 16 divisors (see below), whose sum is σ = 27604683360. Its totient is φ = 4430381072.

The previous prime is 13546742399. The next prime is 13546742477. The reversal of 13546742442 is 24424764531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13546742394 and 13546742403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21299592 + ... + 21300227.

It is an arithmetic number, because the mean of its divisors is an integer number (1725292710).

Almost surely, 2^13546742442 is an apocalyptic number.

13546742442 is an abundant number, since it is smaller than the sum of its proper divisors (14057940918).

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

13546742442 is a wasteful number, since it uses less digits than its factorization.

13546742442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42599877.

The product of its digits is 645120, while the sum is 42.

The spelling of 13546742442 in words is "thirteen billion, five hundred forty-six million, seven hundred forty-two thousand, four hundred forty-two".