126321120008 has 16 divisors (see below), whose sum is σ = 236860146000. Its totient is φ = 63158414416.

The previous prime is 126321119993. The next prime is 126321120011. The reversal of 126321120008 is 800021123621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2498 + ... + 502641.

It is an arithmetic number, because the mean of its divisors is an integer number (14803759125).

Almost surely, 2^126321120008 is an apocalyptic number.

It is an amenable number.

126321120008 is a deficient number, since it is larger than the sum of its proper divisors (110539025992).

126321120008 is a wasteful number, since it uses less digits than its factorization.

126321120008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536404 (or 536400 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 126321120008 its reverse (800021123621), we get a palindrome (926342243629).

The spelling of 126321120008 in words is "one hundred twenty-six billion, three hundred twenty-one million, one hundred twenty thousand, eight".