113252647678 has 4 divisors (see below), whose sum is σ = 169878971520. Its totient is φ = 56626323838.

The previous prime is 113252647661. The next prime is 113252647691. The reversal of 113252647678 is 876746252311.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28313161918 + ... + 28313161921.

It is an arithmetic number, because the mean of its divisors is an integer number (42469742880).

Almost surely, 2^113252647678 is an apocalyptic number.

113252647678 is a deficient number, since it is larger than the sum of its proper divisors (56626323842).

113252647678 is an equidigital number, since it uses as much as digits as its factorization.

113252647678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56626323841.

The product of its digits is 3386880, while the sum is 52.

Adding to 113252647678 its reverse (876746252311), we get a palindrome (989998899989).

The spelling of 113252647678 in words is "one hundred thirteen billion, two hundred fifty-two million, six hundred forty-seven thousand, six hundred seventy-eight".