42117086282 has 8 divisors (see below), whose sum is σ = 63178975236. Its totient is φ = 21057427872.

The previous prime is 42117086281. The next prime is 42117086317. The reversal of 42117086282 is 28268071124.

It can be written as a sum of positive squares in 2 ways, for example, as 39984401521 + 2132684761 = 199961^2 + 46181^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42117086281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509603 + ... + 586454.

Almost surely, 2^42117086282 is an apocalyptic number.

42117086282 is a deficient number, since it is larger than the sum of its proper divisors (21061888954).

42117086282 is a wasteful number, since it uses less digits than its factorization.

42117086282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115272.

The product of its (nonzero) digits is 86016, while the sum is 41.

The spelling of 42117086282 in words is "forty-two billion, one hundred seventeen million, eighty-six thousand, two hundred eighty-two".