13867345042 has 4 divisors (see below), whose sum is σ = 20801017566. Its totient is φ = 6933672520.

The previous prime is 13867345031. The next prime is 13867345061. The reversal of 13867345042 is 24054376831.

13867345042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24054376831 = 17 ⋅1414963343.

It can be written as a sum of positive squares in only one way, i.e., 10565578521 + 3301766521 = 102789^2 + 57461^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13867345042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3466836259 + ... + 3466836262.

Almost surely, 2^13867345042 is an apocalyptic number.

13867345042 is a deficient number, since it is larger than the sum of its proper divisors (6933672524).

13867345042 is an equidigital number, since it uses as much as digits as its factorization.

13867345042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6933672523.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 13867345042 in words is "thirteen billion, eight hundred sixty-seven million, three hundred forty-five thousand, forty-two".