123345322432 has 14 divisors (see below), whose sum is σ = 244763374328. Its totient is φ = 61672661184.

The previous prime is 123345322427. The next prime is 123345322433. The reversal of 123345322432 is 234223543321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123345322433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 963635268 + ... + 963635395.

Almost surely, 2^123345322432 is an apocalyptic number.

It is an amenable number.

123345322432 is a deficient number, since it is larger than the sum of its proper divisors (121418051896).

123345322432 is an equidigital number, since it uses as much as digits as its factorization.

123345322432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927270675 (or 1927270665 counting only the distinct ones).

The product of its digits is 103680, while the sum is 34.

Adding to 123345322432 its reverse (234223543321), we get a palindrome (357568865753).

The spelling of 123345322432 in words is "one hundred twenty-three billion, three hundred forty-five million, three hundred twenty-two thousand, four hundred thirty-two".