13041678442 has 8 divisors (see below), whose sum is σ = 21067326756. Its totient is φ = 6019236192.

The previous prime is 13041678389. The next prime is 13041678467. The reversal of 13041678442 is 24487614031.

It can be written as a sum of positive squares in 2 ways, for example, as 12572912641 + 468765801 = 112129^2 + 21651^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13041678395 and 13041678404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250801483 + ... + 250801534.

Almost surely, 2^13041678442 is an apocalyptic number.

13041678442 is a deficient number, since it is larger than the sum of its proper divisors (8025648314).

13041678442 is a wasteful number, since it uses less digits than its factorization.

13041678442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501603032.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 13041678442 in words is "thirteen billion, forty-one million, six hundred seventy-eight thousand, four hundred forty-two".