423542126312 has 8 divisors (see below), whose sum is σ = 794141486850. Its totient is φ = 211771063152.

The previous prime is 423542126309. The next prime is 423542126351. The reversal of 423542126312 is 213621245324.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 423053981476 + 488144836 = 650426^2 + 22094^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26471382887 + ... + 26471382902.

Almost surely, 2^423542126312 is an apocalyptic number.

It is an amenable number.

423542126312 is a deficient number, since it is larger than the sum of its proper divisors (370599360538).

423542126312 is a wasteful number, since it uses less digits than its factorization.

423542126312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52942765795 (or 52942765791 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The spelling of 423542126312 in words is "four hundred twenty-three billion, five hundred forty-two million, one hundred twenty-six thousand, three hundred twelve".