423475224173568 has 1408 divisors, whose sum is σ = 1525300738928640. Its totient is φ = 114874196557824.

The previous prime is 423475224173567. The next prime is 423475224173581. The reversal of 423475224173568 is 865371422574324.

423475224173568 is a `hidden beast` number, since 4 + 2 + 3 + 4 + 7 + 5 + 22 + 41 + 7 + 3 + 568 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423475224173567) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 49396382530 + ... + 49396391102.

Almost surely, 2^{423475224173568} is an apocalyptic number.

423475224173568 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423475224173568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (762650369464320).

423475224173568 is an abundant number, since it is smaller than the sum of its proper divisors (1101825514755072).

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

423475224173568 is an equidigital number, since it uses as much as digits as its factorization.

423475224173568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8781 (or 8745 counting only the distinct ones).

The product of its digits is 270950400, while the sum is 63.

The spelling of 423475224173568 in words is "four hundred twenty-three trillion, four hundred seventy-five billion, two hundred twenty-four million, one hundred seventy-three thousand, five hundred sixty-eight".