13193073886 has 4 divisors (see below), whose sum is σ = 19789610832. Its totient is φ = 6596536942.

The previous prime is 13193073863. The next prime is 13193073889. The reversal of 13193073886 is 68837039131.

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

It is a super-2 number, since 2×13193073886² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13193073889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3298268470 + ... + 3298268473.

It is an arithmetic number, because the mean of its divisors is an integer number (4947402708).

Almost surely, 2^13193073886 is an apocalyptic number.

13193073886 is a deficient number, since it is larger than the sum of its proper divisors (6596536946).

13193073886 is an equidigital number, since it uses as much as digits as its factorization.

13193073886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6596536945.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 13193073886 in words is "thirteen billion, one hundred ninety-three million, seventy-three thousand, eight hundred eighty-six".