13063042546 has 4 divisors (see below), whose sum is σ = 19594563822. Its totient is φ = 6531521272.

The previous prime is 13063042537. The next prime is 13063042549. The reversal of 13063042546 is 64524036031.

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., 10601791225 + 2461251321 = 102965^2 + 49611^2 .

It is not an unprimeable number, because it can be changed into a prime (13063042549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3265760635 + ... + 3265760638.

Almost surely, 2^13063042546 is an apocalyptic number.

13063042546 is a deficient number, since it is larger than the sum of its proper divisors (6531521276).

13063042546 is an equidigital number, since it uses as much as digits as its factorization.

13063042546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6531521275.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 13063042546 its reverse (64524036031), we get a palindrome (77587078577).

The spelling of 13063042546 in words is "thirteen billion, sixty-three million, forty-two thousand, five hundred forty-six".