13341554642 has 16 divisors (see below), whose sum is σ = 21604453080. Its totient is φ = 6142580352.

The previous prime is 13341554623. The next prime is 13341554657. The reversal of 13341554642 is 24645514331.

It can be written as a sum of positive squares in 4 ways, for example, as 12062848561 + 1278706081 = 109831^2 + 35759^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13341554596 and 13341554605.

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, 616673 + ... + 637940.

Almost surely, 2^13341554642 is an apocalyptic number.

13341554642 is a deficient number, since it is larger than the sum of its proper divisors (8262898438).

13341554642 is a wasteful number, since it uses less digits than its factorization.

13341554642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255037.

The product of its digits is 172800, while the sum is 38.

The spelling of 13341554642 in words is "thirteen billion, three hundred forty-one million, five hundred fifty-four thousand, six hundred forty-two".