423857758324 has 192 divisors, whose sum is σ = 1042133041152. Its totient is φ = 145399795200.

The previous prime is 423857758279. The next prime is 423857758361.

423857758324 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33791494 + ... + 33804034.

It is an arithmetic number, because the mean of its divisors is an integer number (5427776256).

Almost surely, 2^423857758324 is an apocalyptic number.

423857758324 is a gapful number since it is divisible by the number (44) 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 423857758324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521066520576).

423857758324 is an abundant number, since it is smaller than the sum of its proper divisors (618275282828).

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

423857758324 is a wasteful number, since it uses less digits than its factorization.

423857758324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12966 (or 12964 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 58.

The spelling of 423857758324 in words is "four hundred twenty-three billion, eight hundred fifty-seven million, seven hundred fifty-eight thousand, three hundred twenty-four".