126713177653 has 16 divisors (see below), whose sum is σ = 131239785600. Its totient is φ = 122290378560.

The previous prime is 126713177603. The next prime is 126713177663. The reversal of 126713177653 is 356771317621.

It is a cyclic number.

It is not a de Polignac number, because 126713177653 - 2¹³ = 126713169461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126713177597 and 126713177606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126713177603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543703 + ... + 740971.

It is an arithmetic number, because the mean of its divisors is an integer number (8202486600).

Almost surely, 2^126713177653 is an apocalyptic number.

It is an amenable number.

126713177653 is a deficient number, since it is larger than the sum of its proper divisors (4526607947).

126713177653 is a wasteful number, since it uses less digits than its factorization.

126713177653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197532.

The product of its digits is 1111320, while the sum is 49.

The spelling of 126713177653 in words is "one hundred twenty-six billion, seven hundred thirteen million, one hundred seventy-seven thousand, six hundred fifty-three".