126133512663 has 8 divisors (see below), whose sum is σ = 168181515648. Its totient is φ = 84087259064.

The previous prime is 126133512643. The next prime is 126133512671. The reversal of 126133512663 is 366215331621.

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 126133512663 - 2⁶ = 126133512599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126133512643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258681 + ... + 564962.

It is an arithmetic number, because the mean of its divisors is an integer number (21022689456).

Almost surely, 2^126133512663 is an apocalyptic number.

126133512663 is a deficient number, since it is larger than the sum of its proper divisors (42048002985).

126133512663 is an equidigital number, since it uses as much as digits as its factorization.

126133512663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874693.

The product of its digits is 116640, while the sum is 39.

The spelling of 126133512663 in words is "one hundred twenty-six billion, one hundred thirty-three million, five hundred twelve thousand, six hundred sixty-three".