126727176556 has 6 divisors (see below), whose sum is σ = 221772558980. Its totient is φ = 63363588276.

The previous prime is 126727176539. The next prime is 126727176557. The reversal of 126727176556 is 655671727621.

It is a super-2 number, since 2×126727176556² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126727176497 and 126727176506.

It is not an unprimeable number, because it can be changed into a prime (126727176557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15840897066 + ... + 15840897073.

Almost surely, 2^126727176556 is an apocalyptic number.

It is an amenable number.

126727176556 is a deficient number, since it is larger than the sum of its proper divisors (95045382424).

126727176556 is a wasteful number, since it uses less digits than its factorization.

126727176556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31681794143 (or 31681794141 counting only the distinct ones).

The product of its digits is 7408800, while the sum is 55.

The spelling of 126727176556 in words is "one hundred twenty-six billion, seven hundred twenty-seven million, one hundred seventy-six thousand, five hundred fifty-six".