126769743297 has 24 divisors (see below), whose sum is σ = 186721450344. Its totient is φ = 82849837824.

The previous prime is 126769743283. The next prime is 126769743299. The reversal of 126769743297 is 792347967621.

126769743297 is a `hidden beast` number, since 1 + 26 + 7 + 6 + 97 + 432 + 97 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1521702081 + 125248041216 = 39009^2 + 353904^2 .

It is not a de Polignac number, because 126769743297 - 2⁷ = 126769743169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126769743299) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 469053 + ... + 688149.

It is an arithmetic number, because the mean of its divisors is an integer number (7780060431).

Almost surely, 2^126769743297 is an apocalyptic number.

It is an amenable number.

126769743297 is a deficient number, since it is larger than the sum of its proper divisors (59951707047).

126769743297 is a wasteful number, since it uses less digits than its factorization.

126769743297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220369 (or 220366 counting only the distinct ones).

The product of its digits is 48009024, while the sum is 63.

The spelling of 126769743297 in words is "one hundred twenty-six billion, seven hundred sixty-nine million, seven hundred forty-three thousand, two hundred ninety-seven".