423021697248 has 48 divisors (see below), whose sum is σ = 1111118238720. Its totient is φ = 140920085376.

The previous prime is 423021697243. The next prime is 423021697309. The reversal of 423021697248 is 842796120324.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 423021697197 and 423021697206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423021697243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1205440 + ... + 1516287.

It is an arithmetic number, because the mean of its divisors is an integer number (23148296640).

Almost surely, 2^423021697248 is an apocalyptic number.

423021697248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

423021697248 is an abundant number, since it is smaller than the sum of its proper divisors (688096541472).

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

423021697248 is a wasteful number, since it uses less digits than its factorization.

423021697248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2723359 (or 2723351 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 423021697248 in words is "four hundred twenty-three billion, twenty-one million, six hundred ninety-seven thousand, two hundred forty-eight".