113666163442 has 8 divisors (see below), whose sum is σ = 183614571756. Its totient is φ = 52461306192.

The previous prime is 113666163421. The next prime is 113666163539. The reversal of 113666163442 is 244361666311.

It can be written as a sum of positive squares in 2 ways, for example, as 89041963201 + 24624200241 = 298399^2 + 156921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2185887733 + ... + 2185887784.

Almost surely, 2^113666163442 is an apocalyptic number.

113666163442 is a deficient number, since it is larger than the sum of its proper divisors (69948408314).

113666163442 is a wasteful number, since it uses less digits than its factorization.

113666163442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371775532.

The product of its digits is 373248, while the sum is 43.

The spelling of 113666163442 in words is "one hundred thirteen billion, six hundred sixty-six million, one hundred sixty-three thousand, four hundred forty-two".