126622000226621 has 4 divisors (see below), whose sum is σ = 126622086138912. Its totient is φ = 126621914314332.

The previous prime is 126622000226609. The next prime is 126622000226681.

126622000226621 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126622000226621 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 (126622000226681) 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, 40706081 + ... + 43706166.

It is an arithmetic number, because the mean of its divisors is an integer number (31655521534728).

Almost surely, 2^{126622000226621} is an apocalyptic number.

It is an amenable number.

126622000226621 is a deficient number, since it is larger than the sum of its proper divisors (85912291).

126622000226621 is an equidigital number, since it uses as much as digits as its factorization.

126622000226621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85912290.

The product of its (nonzero) digits is 82944, while the sum is 38.

It can be divided in two parts, 126622000 and 226621, that added together give a palindrome (126848621).

The spelling of 126622000226621 in words is "one hundred twenty-six trillion, six hundred twenty-two billion, two hundred twenty-six thousand, six hundred twenty-one".