112645112642 has 8 divisors (see below), whose sum is σ = 168975123516. Its totient is φ = 56320071472.

The previous prime is 112645112621. The next prime is 112645112659. The reversal of 112645112642 is 246211546211.

It can be written as a sum of positive squares in 2 ways, for example, as 111048231121 + 1596881521 = 333239^2 + 39961^2 .

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, 1185233 + ... + 1276740.

Almost surely, 2^112645112642 is an apocalyptic number.

112645112642 is a deficient number, since it is larger than the sum of its proper divisors (56330010874).

112645112642 is a wasteful number, since it uses less digits than its factorization.

112645112642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484852.

The product of its digits is 23040, while the sum is 35.

Adding to 112645112642 its reverse (246211546211), we get a palindrome (358856658853).

The spelling of 112645112642 in words is "one hundred twelve billion, six hundred forty-five million, one hundred twelve thousand, six hundred forty-two".