626234360635243 has 4 divisors (see below), whose sum is σ = 647828648933040. Its totient is φ = 604640072337448.

The previous prime is 626234360635151. The next prime is 626234360635283. The reversal of 626234360635243 is 342536063432626.

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

It is a cyclic number.

It is not a de Polignac number, because 626234360635243 - 2¹⁷ = 626234360504171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (626234360635283) 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, 10797144148855 + ... + 10797144148912.

It is an arithmetic number, because the mean of its divisors is an integer number (161957162233260).

Almost surely, 2^{626234360635243} is an apocalyptic number.

626234360635243 is a deficient number, since it is larger than the sum of its proper divisors (21594288297797).

626234360635243 is a wasteful number, since it uses less digits than its factorization.

626234360635243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21594288297796.

The product of its (nonzero) digits is 67184640, while the sum is 55.

The spelling of 626234360635243 in words is "six hundred twenty-six trillion, two hundred thirty-four billion, three hundred sixty million, six hundred thirty-five thousand, two hundred forty-three".