13388535046 has 4 divisors (see below), whose sum is σ = 20082802572. Its totient is φ = 6694267522.

The previous prime is 13388535023. The next prime is 13388535049. The reversal of 13388535046 is 64053588331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64053588331 = 37 ⋅1731178063.

It is a junction number, because it is equal to n+sod(n) for n = 13388534987 and 13388535005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13388535049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3347133760 + ... + 3347133763.

It is an arithmetic number, because the mean of its divisors is an integer number (5020700643).

Almost surely, 2^13388535046 is an apocalyptic number.

13388535046 is a deficient number, since it is larger than the sum of its proper divisors (6694267526).

13388535046 is an equidigital number, since it uses as much as digits as its factorization.

13388535046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6694267525.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 13388535046 in words is "thirteen billion, three hundred eighty-eight million, five hundred thirty-five thousand, forty-six".