42112044278 has 16 divisors (see below), whose sum is σ = 63287623680. Its totient is φ = 21016195200.

The previous prime is 42112044263. The next prime is 42112044323. The reversal of 42112044278 is 87244021124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5137163 + ... + 5145353.

It is an arithmetic number, because the mean of its divisors is an integer number (3955476480).

Almost surely, 2^42112044278 is an apocalyptic number.

42112044278 is a deficient number, since it is larger than the sum of its proper divisors (21175579402).

42112044278 is a wasteful number, since it uses less digits than its factorization.

42112044278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12743.

The product of its (nonzero) digits is 28672, while the sum is 35.

The spelling of 42112044278 in words is "forty-two billion, one hundred twelve million, forty-four thousand, two hundred seventy-eight".