421702024024 has 16 divisors (see below), whose sum is σ = 798367911120. Its totient is φ = 208803914400.

The previous prime is 421702024001. The next prime is 421702024067. The reversal of 421702024024 is 420420207124.

It is a junction number, because it is equal to n+sod(n) for n = 421702023983 and 421702024001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255886327 + ... + 255887974.

It is an arithmetic number, because the mean of its divisors is an integer number (49897994445).

Almost surely, 2^421702024024 is an apocalyptic number.

It is an amenable number.

421702024024 is a deficient number, since it is larger than the sum of its proper divisors (376665887096).

421702024024 is a wasteful number, since it uses less digits than its factorization.

421702024024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511774410 (or 511774406 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 28.

The spelling of 421702024024 in words is "four hundred twenty-one billion, seven hundred two million, twenty-four thousand, twenty-four".