112345567779 has 8 divisors (see below), whose sum is σ = 150223301200. Its totient is φ = 74682439776.

The previous prime is 112345567777. The next prime is 112345567781. The reversal of 112345567779 is 977765543211.

It is an interprime number because it is at equal distance from previous prime (112345567777) and next prime (112345567781).

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

It is not a de Polignac number, because 112345567779 - 2¹ = 112345567777 is a prime.

It is a super-3 number, since 3×112345567779³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (112345567777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53650132 + ... + 53652225.

It is an arithmetic number, because the mean of its divisors is an integer number (18777912650).

Almost surely, 2^112345567779 is an apocalyptic number.

112345567779 is a deficient number, since it is larger than the sum of its proper divisors (37877733421).

112345567779 is a wasteful number, since it uses less digits than its factorization.

112345567779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107302709.

The product of its digits is 11113200, while the sum is 57.

The spelling of 112345567779 in words is "one hundred twelve billion, three hundred forty-five million, five hundred sixty-seven thousand, seven hundred seventy-nine".