423142451052 has 24 divisors (see below), whose sum is σ = 990896770416. Its totient is φ = 140538285888.

The previous prime is 423142451051. The next prime is 423142451059. The reversal of 423142451052 is 250154241324.

It is not an unprimeable number, because it can be changed into a prime (423142451051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63646263 + ... + 63652910.

It is an arithmetic number, because the mean of its divisors is an integer number (41287365434).

Almost surely, 2^423142451052 is an apocalyptic number.

It is an amenable number.

423142451052 is an abundant number, since it is smaller than the sum of its proper divisors (567754319364).

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

423142451052 is a wasteful number, since it uses less digits than its factorization.

423142451052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127299457 (or 127299455 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 423142451052 its reverse (250154241324), we get a palindrome (673296692376).

The spelling of 423142451052 in words is "four hundred twenty-three billion, one hundred forty-two million, four hundred fifty-one thousand, fifty-two".