126320224344641 has 8 divisors (see below), whose sum is σ = 127574030989224. Its totient is φ = 125066478707200.

The previous prime is 126320224344637. The next prime is 126320224344707. The reversal of 126320224344641 is 146443422023621.

It can be written as a sum of positive squares in 4 ways, for example, as 8178433161616 + 118141791183025 = 2859796^2 + 10869305^2 .

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 126320224344641 - 2² = 126320224344637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126320224344592 and 126320224344601.

It is not an unprimeable number, because it can be changed into a prime (126320224344241) 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, 11084450 + ... + 19377963.

It is an arithmetic number, because the mean of its divisors is an integer number (15946753873653).

Almost surely, 2^{126320224344641} is an apocalyptic number.

It is an amenable number.

126320224344641 is a deficient number, since it is larger than the sum of its proper divisors (1253806644583).

126320224344641 is a wasteful number, since it uses less digits than its factorization.

126320224344641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30503571.

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 126320224344641 in words is "one hundred twenty-six trillion, three hundred twenty billion, two hundred twenty-four million, three hundred forty-four thousand, six hundred forty-one".