126016566023 has 8 divisors (see below), whose sum is σ = 128446342128. Its totient is φ = 123602935104.

The previous prime is 126016566007. The next prime is 126016566037. The reversal of 126016566023 is 320665610621.

It is a happy number.

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 126016566023 - 2⁴ = 126016566007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126016566083) 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, 4020536 + ... + 4051757.

It is an arithmetic number, because the mean of its divisors is an integer number (16055792766).

Almost surely, 2^126016566023 is an apocalyptic number.

126016566023 is a deficient number, since it is larger than the sum of its proper divisors (2429776105).

126016566023 is an equidigital number, since it uses as much as digits as its factorization.

126016566023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8072593.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 126016566023 in words is "one hundred twenty-six billion, sixteen million, five hundred sixty-six thousand, twenty-three".