421108810408 has 32 divisors (see below), whose sum is σ = 927617312160. Its totient is φ = 176689010880.

The previous prime is 421108810387. The next prime is 421108810429. The reversal of 421108810408 is 804018801124.

It is an interprime number because it is at equal distance from previous prime (421108810387) and next prime (421108810429).

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, 184049910 + ... + 184052197.

It is an arithmetic number, because the mean of its divisors is an integer number (28988041005).

Almost surely, 2^421108810408 is an apocalyptic number.

It is an amenable number.

421108810408 is an abundant number, since it is smaller than the sum of its proper divisors (506508501752).

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

421108810408 is a wasteful number, since it uses less digits than its factorization.

421108810408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368102137 (or 368102133 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 37.

The spelling of 421108810408 in words is "four hundred twenty-one billion, one hundred eight million, eight hundred ten thousand, four hundred eight".