113554760666 has 4 divisors (see below), whose sum is σ = 170332141002. Its totient is φ = 56777380332.

The previous prime is 113554760663. The next prime is 113554760743. The reversal of 113554760666 is 666067455311.

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., 111436460041 + 2118300625 = 333821^2 + 46025^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113554760663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28388690165 + ... + 28388690168.

Almost surely, 2^113554760666 is an apocalyptic number.

113554760666 is a deficient number, since it is larger than the sum of its proper divisors (56777380336).

113554760666 is an equidigital number, since it uses as much as digits as its factorization.

113554760666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56777380335.

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 113554760666 in words is "one hundred thirteen billion, five hundred fifty-four million, seven hundred sixty thousand, six hundred sixty-six".