421325523124 has 12 divisors (see below), whose sum is σ = 804348726048. Its totient is φ = 191511601400.

The previous prime is 421325523121. The next prime is 421325523167.

421325523124 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 421325523124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421325523121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4787789992 + ... + 4787790079.

It is an arithmetic number, because the mean of its divisors is an integer number (67029060504).

Almost surely, 2^421325523124 is an apocalyptic number.

421325523124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421325523124 is a deficient number, since it is larger than the sum of its proper divisors (383023202924).

421325523124 is a wasteful number, since it uses less digits than its factorization.

421325523124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9575580086 (or 9575580084 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

It can be divided in two parts, 421325 and 523124, that added together give a palindrome (944449).

The spelling of 421325523124 in words is "four hundred twenty-one billion, three hundred twenty-five million, five hundred twenty-three thousand, one hundred twenty-four".