42884677043442 has 96 divisors (see below), whose sum is σ = 100264430251440. Its totient is φ = 13168912619520.

The previous prime is 42884677043441. The next prime is 42884677043489. The reversal of 42884677043442 is 24434077648824.

42884677043442 is a `hidden beast` number, since 4 + 2 + 8 + 84 + 6 + 7 + 70 + 43 + 442 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 30620385877761 + 12264291165681 = 5533569^2 + 3502041^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42884677043442.

It is not an unprimeable number, because it can be changed into a prime (42884677043441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 247548358 + ... + 247721534.

Almost surely, 2^{42884677043442} is an apocalyptic number.

42884677043442 is an abundant number, since it is smaller than the sum of its proper divisors (57379753207998).

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

42884677043442 is a wasteful number, since it uses less digits than its factorization.

42884677043442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175308 (or 175305 counting only the distinct ones).

The product of its (nonzero) digits is 231211008, while the sum is 63.

The spelling of 42884677043442 in words is "forty-two trillion, eight hundred eighty-four billion, six hundred seventy-seven million, forty-three thousand, four hundred forty-two".