126696686116 has 96 divisors (see below), whose sum is σ = 304954110720. Its totient is φ = 44453836800.

The previous prime is 126696686107. The next prime is 126696686147. The reversal of 126696686116 is 611686696621.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 221721 + ... + 550048.

It is an arithmetic number, because the mean of its divisors is an integer number (3176605320).

Almost surely, 2^126696686116 is an apocalyptic number.

It is an amenable number.

126696686116 is an abundant number, since it is smaller than the sum of its proper divisors (178257424604).

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

126696686116 is a wasteful number, since it uses less digits than its factorization.

126696686116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771845 (or 771843 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 58.

The spelling of 126696686116 in words is "one hundred twenty-six billion, six hundred ninety-six million, six hundred eighty-six thousand, one hundred sixteen".