123423236752 has 10 divisors (see below), whose sum is σ = 239132521238. Its totient is φ = 61711618368.

The previous prime is 123423236743. The next prime is 123423236771. The reversal of 123423236752 is 257632324321.

It can be written as a sum of positive squares in only one way, i.e., 88325462416 + 35097774336 = 297196^2 + 187344^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3856976133 + ... + 3856976164.

Almost surely, 2^123423236752 is an apocalyptic number.

It is an amenable number.

123423236752 is a deficient number, since it is larger than the sum of its proper divisors (115709284486).

123423236752 is an equidigital number, since it uses as much as digits as its factorization.

123423236752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7713952305 (or 7713952299 counting only the distinct ones).

The product of its digits is 362880, while the sum is 40.

The spelling of 123423236752 in words is "one hundred twenty-three billion, four hundred twenty-three million, two hundred thirty-six thousand, seven hundred fifty-two".