126439113968 has 40 divisors (see below), whose sum is σ = 246365184000. Its totient is φ = 62861413824.

The previous prime is 126439113967. The next prime is 126439113979. The reversal of 126439113968 is 869311934621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126439113967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5283053 + ... + 5306931.

It is an arithmetic number, because the mean of its divisors is an integer number (6159129600).

Almost surely, 2^126439113968 is an apocalyptic number.

It is an amenable number.

126439113968 is a deficient number, since it is larger than the sum of its proper divisors (119926070032).

126439113968 is a wasteful number, since it uses less digits than its factorization.

126439113968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25749 (or 25743 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 53.

The spelling of 126439113968 in words is "one hundred twenty-six billion, four hundred thirty-nine million, one hundred thirteen thousand, nine hundred sixty-eight".