126717661153 has 8 divisors (see below), whose sum is σ = 133404616800. Its totient is φ = 120032466048.

The previous prime is 126717661123. The next prime is 126717661163. The reversal of 126717661153 is 351166717621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126717661153 - 2¹⁷ = 126717530081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126717661123) 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, 291088 + ... + 581521.

It is an arithmetic number, because the mean of its divisors is an integer number (16675577100).

Almost surely, 2^126717661153 is an apocalyptic number.

It is an amenable number.

126717661153 is a deficient number, since it is larger than the sum of its proper divisors (6686955647).

126717661153 is an equidigital number, since it uses as much as digits as its factorization.

126717661153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880271.

The product of its digits is 317520, while the sum is 46.

The spelling of 126717661153 in words is "one hundred twenty-six billion, seven hundred seventeen million, six hundred sixty-one thousand, one hundred fifty-three".