126908726448 has 80 divisors (see below), whose sum is σ = 378184723200. Its totient is φ = 35920750848.

The previous prime is 126908726387. The next prime is 126908726471. The reversal of 126908726448 is 844627809621.

It is a super-2 number, since 2×126908726448² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1729023 + ... + 1800926.

It is an arithmetic number, because the mean of its divisors is an integer number (4727309040).

Almost surely, 2^126908726448 is an apocalyptic number.

It is an amenable number.

126908726448 is an abundant number, since it is smaller than the sum of its proper divisors (251275996752).

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

126908726448 is a wasteful number, since it uses less digits than its factorization.

126908726448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3530074 (or 3530068 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 126908726448 in words is "one hundred twenty-six billion, nine hundred eight million, seven hundred twenty-six thousand, four hundred forty-eight".