340456501277 has 2 divisors, whose sum is σ = 340456501278. Its totient is φ = 340456501276.

The previous prime is 340456501243. The next prime is 340456501291. The reversal of 340456501277 is 772105654043.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 316017119716 + 24439381561 = 562154^2 + 156331^2 .

It is an emirp because it is prime and its reverse (772105654043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340456501277 - 2⁶ = 340456501213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340456501477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170228250638 + 170228250639.

It is an arithmetic number, because the mean of its divisors is an integer number (170228250639).

Almost surely, 2^340456501277 is an apocalyptic number.

It is an amenable number.

340456501277 is a deficient number, since it is larger than the sum of its proper divisors (1).

340456501277 is an equidigital number, since it uses as much as digits as its factorization.

340456501277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 340456501277 in words is "three hundred forty billion, four hundred fifty-six million, five hundred one thousand, two hundred seventy-seven".