126560342727 has 80 divisors (see below), whose sum is σ = 232972703040. Its totient is φ = 66675529728.

The previous prime is 126560342693. The next prime is 126560342743. The reversal of 126560342727 is 727243065621.

126560342727 is a `hidden beast` number, since 1 + 26 + 560 + 3 + 42 + 7 + 27 = 666.

It is not a de Polignac number, because 126560342727 - 2¹¹ = 126560340679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126560344727) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6277399 + ... + 6297527.

It is an arithmetic number, because the mean of its divisors is an integer number (2912158788).

Almost surely, 2^126560342727 is an apocalyptic number.

126560342727 is a deficient number, since it is larger than the sum of its proper divisors (106412360313).

126560342727 is a wasteful number, since it uses less digits than its factorization.

126560342727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21014 (or 21005 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 126560342727 in words is "one hundred twenty-six billion, five hundred sixty million, three hundred forty-two thousand, seven hundred twenty-seven".