423435545160 has 128 divisors (see below), whose sum is σ = 1288731098880. Its totient is φ = 111280877568.

The previous prime is 423435545147. The next prime is 423435545171. The reversal of 423435545160 is 61545534324.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11395732 + ... + 11432828.

It is an arithmetic number, because the mean of its divisors is an integer number (10068211710).

Almost surely, 2^423435545160 is an apocalyptic number.

423435545160 is a gapful number since it is divisible by the number (40) 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 423435545160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (644365549440).

423435545160 is an abundant number, since it is smaller than the sum of its proper divisors (865295553720).

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

423435545160 is a wasteful number, since it uses less digits than its factorization.

423435545160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38487 (or 38483 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 423435545160 in words is "four hundred twenty-three billion, four hundred thirty-five million, five hundred forty-five thousand, one hundred sixty".