126344430012 has 24 divisors (see below), whose sum is σ = 294928811856. Its totient is φ = 42096932608.

The previous prime is 126344430011. The next prime is 126344430031. The reversal of 126344430012 is 210034443621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126344430011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2205213 + ... + 2261780.

It is an arithmetic number, because the mean of its divisors is an integer number (12288700494).

Almost surely, 2^126344430012 is an apocalyptic number.

126344430012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126344430012 is an abundant number, since it is smaller than the sum of its proper divisors (168584381844).

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

126344430012 is a wasteful number, since it uses less digits than its factorization.

126344430012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4469357 (or 4469355 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 126344430012 its reverse (210034443621), we get a palindrome (336378873633).

The spelling of 126344430012 in words is "one hundred twenty-six billion, three hundred forty-four million, four hundred thirty thousand, twelve".