340164271957 has 2 divisors, whose sum is σ = 340164271958. Its totient is φ = 340164271956.

The previous prime is 340164271913. The next prime is 340164271963. The reversal of 340164271957 is 759172461043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 265522753521 + 74641518436 = 515289^2 + 273206^2 .

It is a cyclic number.

It is not a de Polignac number, because 340164271957 - 2²⁷ = 340030054229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340164271957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340164271907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170082135978 + 170082135979.

It is an arithmetic number, because the mean of its divisors is an integer number (170082135979).

Almost surely, 2^340164271957 is an apocalyptic number.

It is an amenable number.

340164271957 is a deficient number, since it is larger than the sum of its proper divisors (1).

340164271957 is an equidigital number, since it uses as much as digits as its factorization.

340164271957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 340164271957 in words is "three hundred forty billion, one hundred sixty-four million, two hundred seventy-one thousand, nine hundred fifty-seven".