126622106641 has 4 divisors (see below), whose sum is σ = 126726495412. Its totient is φ = 126517717872.

The previous prime is 126622106557. The next prime is 126622106717. The reversal of 126622106641 is 146601226621.

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

It can be written as a sum of positive squares in 2 ways, for example, as 55903873600 + 70718233041 = 236440^2 + 265929^2 .

It is a cyclic number.

It is not a de Polignac number, because 126622106641 - 2¹⁵ = 126622073873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126622106641.

It is not an unprimeable number, because it can be changed into a prime (126622106041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52192566 + ... + 52194991.

It is an arithmetic number, because the mean of its divisors is an integer number (31681623853).

Almost surely, 2^126622106641 is an apocalyptic number.

It is an amenable number.

126622106641 is a deficient number, since it is larger than the sum of its proper divisors (104388771).

126622106641 is a wasteful number, since it uses less digits than its factorization.

126622106641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104388770.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 126622106641 in words is "one hundred twenty-six billion, six hundred twenty-two million, one hundred six thousand, six hundred forty-one".