344242464242477 has 2 divisors, whose sum is σ = 344242464242478. Its totient is φ = 344242464242476.

The previous prime is 344242464242377. The next prime is 344242464242489. The reversal of 344242464242477 is 774242464242443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198555970998121 + 145686493244356 = 14090989^2 + 12070066^2 .

It is a cyclic number.

It is not a de Polignac number, because 344242464242477 - 2¹⁸ = 344242463980333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344242464242497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172121232121238 + 172121232121239.

It is an arithmetic number, because the mean of its divisors is an integer number (172121232121239).

Almost surely, 2^{344242464242477} is an apocalyptic number.

It is an amenable number.

344242464242477 is a deficient number, since it is larger than the sum of its proper divisors (1).

344242464242477 is an equidigital number, since it uses as much as digits as its factorization.

344242464242477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 231211008, while the sum is 59.

The spelling of 344242464242477 in words is "three hundred forty-four trillion, two hundred forty-two billion, four hundred sixty-four million, two hundred forty-two thousand, four hundred seventy-seven".