126886856176 has 40 divisors (see below), whose sum is σ = 249281455680. Its totient is φ = 62556650496.

The previous prime is 126886856171. The next prime is 126886856209. The reversal of 126886856176 is 671658688621.

It is a super-2 number, since 2×126886856176² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126886856171) 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, 4750956 + ... + 4777588.

It is an arithmetic number, because the mean of its divisors is an integer number (6232036392).

Almost surely, 2^126886856176 is an apocalyptic number.

126886856176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126886856176 is a deficient number, since it is larger than the sum of its proper divisors (122394599504).

126886856176 is a wasteful number, since it uses less digits than its factorization.

126886856176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30793 (or 30787 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 64.

The spelling of 126886856176 in words is "one hundred twenty-six billion, eight hundred eighty-six million, eight hundred fifty-six thousand, one hundred seventy-six".