42044758269912 has 128 divisors (see below), whose sum is σ = 118583715307200. Its totient is φ = 13973330165760.

The previous prime is 42044758269827. The next prime is 42044758269949. The reversal of 42044758269912 is 21996285744024.

It is a happy number.

42044758269912 is a `hidden beast` number, since 4 + 2 + 0 + 4 + 47 + 582 + 6 + 9 + 9 + 1 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 42044758269912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2330712 + ... + 9461592.

Almost surely, 2^{42044758269912} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42044758269912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59291857653600).

42044758269912 is an abundant number, since it is smaller than the sum of its proper divisors (76538957037288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42044758269912 is an equidigital number, since it uses as much as digits as its factorization.

42044758269912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7131245 (or 7131223 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 63.

The spelling of 42044758269912 in words is "forty-two trillion, forty-four billion, seven hundred fifty-eight million, two hundred sixty-nine thousand, nine hundred twelve".