421082295218 has 16 divisors (see below), whose sum is σ = 680536502016. Its totient is φ = 194252348880.

The previous prime is 421082295199. The next prime is 421082295247. The reversal of 421082295218 is 812592280124.

It is a super-3 number, since 3×421082295218³ (a number of 36 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3833378 + ... + 3941693.

It is an arithmetic number, because the mean of its divisors is an integer number (42533531376).

Almost surely, 2^421082295218 is an apocalyptic number.

421082295218 is a deficient number, since it is larger than the sum of its proper divisors (259454206798).

421082295218 is a wasteful number, since it uses less digits than its factorization.

421082295218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7777169.

The product of its (nonzero) digits is 184320, while the sum is 44.

The spelling of 421082295218 in words is "four hundred twenty-one billion, eighty-two million, two hundred ninety-five thousand, two hundred eighteen".