112109974772398 has 4 divisors (see below), whose sum is σ = 168164962158600. Its totient is φ = 56054987386198.

The previous prime is 112109974772387. The next prime is 112109974772449. The reversal of 112109974772398 is 893277479901211.

It is a happy number.

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, 28027493693098 + ... + 28027493693101.

It is an arithmetic number, because the mean of its divisors is an integer number (42041240539650).

Almost surely, 2^{112109974772398} is an apocalyptic number.

112109974772398 is a deficient number, since it is larger than the sum of its proper divisors (56054987386202).

112109974772398 is an equidigital number, since it uses as much as digits as its factorization.

112109974772398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56054987386201.

The product of its (nonzero) digits is 96018048, while the sum is 70.

The spelling of 112109974772398 in words is "one hundred twelve trillion, one hundred nine billion, nine hundred seventy-four million, seven hundred seventy-two thousand, three hundred ninety-eight".