421231573232 has 20 divisors (see below), whose sum is σ = 816343278960. Its totient is φ = 210562339968.

The previous prime is 421231573193. The next prime is 421231573261. The reversal of 421231573232 is 232375132124.

It is a junction number, because it is equal to n+sod(n) for n = 421231573192 and 421231573201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3275357 + ... + 3401532.

It is an arithmetic number, because the mean of its divisors is an integer number (40817163948).

Almost surely, 2^421231573232 is an apocalyptic number.

It is an amenable number.

421231573232 is a deficient number, since it is larger than the sum of its proper divisors (395111705728).

421231573232 is a wasteful number, since it uses less digits than its factorization.

421231573232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6680840 (or 6680834 counting only the distinct ones).

The product of its digits is 60480, while the sum is 35.

The spelling of 421231573232 in words is "four hundred twenty-one billion, two hundred thirty-one million, five hundred seventy-three thousand, two hundred thirty-two".