42471854042 has 8 divisors (see below), whose sum is σ = 63714997332. Its totient is φ = 21233521600.

The previous prime is 42471853999. The next prime is 42471854053. The reversal of 42471854042 is 24045817424.

It can be written as a sum of positive squares in 2 ways, for example, as 41979502321 + 492351721 = 204889^2 + 22189^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 1180559 + ... + 1216002.

Almost surely, 2^42471854042 is an apocalyptic number.

42471854042 is a deficient number, since it is larger than the sum of its proper divisors (21243143290).

42471854042 is a wasteful number, since it uses less digits than its factorization.

42471854042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405424.

The product of its (nonzero) digits is 286720, while the sum is 41.

The spelling of 42471854042 in words is "forty-two billion, four hundred seventy-one million, eight hundred fifty-four thousand, forty-two".