126624026213 has 4 divisors (see below), whose sum is σ = 128513937120. Its totient is φ = 124734115308.

The previous prime is 126624026167. The next prime is 126624026233. The reversal of 126624026213 is 312620426621.

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 not a de Polignac number, because 126624026213 - 2¹⁰ = 126624025189 is a prime.

It is a super-2 number, since 2×126624026213² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126624026233) 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, 944955353 + ... + 944955486.

It is an arithmetic number, because the mean of its divisors is an integer number (32128484280).

Almost surely, 2^126624026213 is an apocalyptic number.

It is an amenable number.

126624026213 is a deficient number, since it is larger than the sum of its proper divisors (1889910907).

126624026213 is an equidigital number, since it uses as much as digits as its factorization.

126624026213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889910906.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 126624026213 in words is "one hundred twenty-six billion, six hundred twenty-four million, twenty-six thousand, two hundred thirteen".