612407344543 has 2 divisors, whose sum is σ = 612407344544. Its totient is φ = 612407344542.

The previous prime is 612407344529. The next prime is 612407344573. The reversal of 612407344543 is 345443704216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612407344543 - 2²⁵ = 612373790111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 612407344543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612407344573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306203672271 + 306203672272.

It is an arithmetic number, because the mean of its divisors is an integer number (306203672272).

Almost surely, 2^612407344543 is an apocalyptic number.

612407344543 is a deficient number, since it is larger than the sum of its proper divisors (1).

612407344543 is an equidigital number, since it uses as much as digits as its factorization.

612407344543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 43.

It can be divided in two parts, 6124073 and 44543, that added together give a palindrome (6168616).

The spelling of 612407344543 in words is "six hundred twelve billion, four hundred seven million, three hundred forty-four thousand, five hundred forty-three".