112544452978 has 32 divisors (see below), whose sum is σ = 189950624640. Its totient is φ = 49748941440.

The previous prime is 112544452967. The next prime is 112544452981. The reversal of 112544452978 is 879254445211.

It is a happy number.

It is a super-2 number, since 2×112544452978² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1534525 + ... + 1606192.

It is an arithmetic number, because the mean of its divisors is an integer number (5935957020).

Almost surely, 2^112544452978 is an apocalyptic number.

112544452978 is a deficient number, since it is larger than the sum of its proper divisors (77406171662).

112544452978 is a wasteful number, since it uses less digits than its factorization.

112544452978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3140802.

The product of its digits is 3225600, while the sum is 52.

The spelling of 112544452978 in words is "one hundred twelve billion, five hundred forty-four million, four hundred fifty-two thousand, nine hundred seventy-eight".