421834765000 has 80 divisors (see below), whose sum is σ = 1078209799920. Its totient is φ = 153394440000.

The previous prime is 421834764979. The next prime is 421834765013. The reversal of 421834765000 is 567438124.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3779862 + ... + 3889861.

It is an arithmetic number, because the mean of its divisors is an integer number (13477622499).

Almost surely, 2^421834765000 is an apocalyptic number.

421834765000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

421834765000 is an abundant number, since it is smaller than the sum of its proper divisors (656375034920).

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

421834765000 is a wasteful number, since it uses less digits than its factorization.

421834765000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7669760 (or 7669741 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 421834765000 in words is "four hundred twenty-one billion, eight hundred thirty-four million, seven hundred sixty-five thousand".