126066612351 has 4 divisors (see below), whose sum is σ = 168088816472. Its totient is φ = 84044408232.

The previous prime is 126066612341. The next prime is 126066612421. The reversal of 126066612351 is 153216660621.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 126066612351 - 2¹⁰ = 126066611327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126066612341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21011102056 + ... + 21011102061.

It is an arithmetic number, because the mean of its divisors is an integer number (42022204118).

Almost surely, 2^126066612351 is an apocalyptic number.

126066612351 is a deficient number, since it is larger than the sum of its proper divisors (42022204121).

126066612351 is an equidigital number, since it uses as much as digits as its factorization.

126066612351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42022204120.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 126066612351 in words is "one hundred twenty-six billion, sixty-six million, six hundred twelve thousand, three hundred fifty-one".