13374727042 has 4 divisors (see below), whose sum is σ = 20062090566. Its totient is φ = 6687363520.

The previous prime is 13374726947. The next prime is 13374727049. The reversal of 13374727042 is 24072747331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13356656041 + 18071001 = 115571^2 + 4251^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13374726986 and 13374727004.

It is not an unprimeable number, because it can be changed into a prime (13374727049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3343681759 + ... + 3343681762.

Almost surely, 2^13374727042 is an apocalyptic number.

13374727042 is a deficient number, since it is larger than the sum of its proper divisors (6687363524).

13374727042 is an equidigital number, since it uses as much as digits as its factorization.

13374727042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6687363523.

The product of its (nonzero) digits is 197568, while the sum is 40.

The spelling of 13374727042 in words is "thirteen billion, three hundred seventy-four million, seven hundred twenty-seven thousand, forty-two".