13345115542 has 64 divisors (see below), whose sum is σ = 22926758400. Its totient is φ = 5770266880.

The previous prime is 13345115503. The next prime is 13345115551. The reversal of 13345115542 is 24551154331.

It is a junction number, because it is equal to n+sod(n) for n = 13345115498 and 13345115507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15905559 + ... + 15906397.

It is an arithmetic number, because the mean of its divisors is an integer number (358230600).

Almost surely, 2^13345115542 is an apocalyptic number.

13345115542 is a deficient number, since it is larger than the sum of its proper divisors (9581642858).

13345115542 is a wasteful number, since it uses less digits than its factorization.

13345115542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221.

The product of its digits is 36000, while the sum is 34.

Adding to 13345115542 its reverse (24551154331), we get a palindrome (37896269873).

The spelling of 13345115542 in words is "thirteen billion, three hundred forty-five million, one hundred fifteen thousand, five hundred forty-two".