423207685274976 has 960 divisors, whose sum is σ = 1464305446275840. Its totient is φ = 118885706311680.

The previous prime is 423207685274971. The next prime is 423207685274999. The reversal of 423207685274976 is 679472586702324.

423207685274976 is a `hidden beast` number, since 4 + 2 + 3 + 2 + 0 + 7 + 6 + 8 + 527 + 4 + 97 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423207685274971) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 50125269411 + ... + 50125277853.

It is an arithmetic number, because the mean of its divisors is an integer number (1525318173204).

Almost surely, 2^{423207685274976} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423207685274976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (732152723137920).

423207685274976 is an abundant number, since it is smaller than the sum of its proper divisors (1041097761000864).

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

423207685274976 is an equidigital number, since it uses as much as digits as its factorization.

423207685274976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8894 (or 8859 counting only the distinct ones).

The product of its (nonzero) digits is 1706987520, while the sum is 72.

The spelling of 423207685274976 in words is "four hundred twenty-three trillion, two hundred seven billion, six hundred eighty-five million, two hundred seventy-four thousand, nine hundred seventy-six".