417720417242 has 8 divisors (see below), whose sum is σ = 659558553600. Its totient is φ = 197867566044.

The previous prime is 417720417241. The next prime is 417720417263. The reversal of 417720417242 is 242714027714.

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

It is a super-3 number, since 3×417720417242³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 417720417242.

It is not an unprimeable number, because it can be changed into a prime (417720417241) by changing a digit.

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, 5496321242 + ... + 5496321317.

It is an arithmetic number, because the mean of its divisors is an integer number (82444819200).

Almost surely, 2^417720417242 is an apocalyptic number.

417720417242 is a deficient number, since it is larger than the sum of its proper divisors (241838136358).

417720417242 is a wasteful number, since it uses less digits than its factorization.

417720417242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10992642580.

The product of its (nonzero) digits is 175616, while the sum is 41.

The spelling of 417720417242 in words is "four hundred seventeen billion, seven hundred twenty million, four hundred seventeen thousand, two hundred forty-two".