126234030722 has 6 divisors (see below), whose sum is σ = 189351799779. Its totient is φ = 63116764130.

The previous prime is 126234030721. The next prime is 126234030773. The reversal of 126234030722 is 227030432621.

It can be written as a sum of positive squares in only one way, i.e., 63117015361 + 63117015361 = 251231^2 + 251231^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=251231.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126234030721) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 376847 + ... + 628077.

Almost surely, 2^126234030722 is an apocalyptic number.

126234030722 is a deficient number, since it is larger than the sum of its proper divisors (63117769057).

126234030722 is an frugal number, since it uses more digits than its factorization.

126234030722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502464 (or 251233 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

Multiplying 126234030722 by its sum of digits (32), we get a square (4039488983104 = 2009848²).

The spelling of 126234030722 in words is "one hundred twenty-six billion, two hundred thirty-four million, thirty thousand, seven hundred twenty-two".