351479026949 has 2 divisors, whose sum is σ = 351479026950. Its totient is φ = 351479026948.

The previous prime is 351479026939. The next prime is 351479027027. The reversal of 351479026949 is 949620974153.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309297261025 + 42181765924 = 556145^2 + 205382^2 .

It is a cyclic number.

It is not a de Polignac number, because 351479026949 - 2³² = 347184059653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351479026939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175739513474 + 175739513475.

It is an arithmetic number, because the mean of its divisors is an integer number (175739513475).

Almost surely, 2^351479026949 is an apocalyptic number.

It is an amenable number.

351479026949 is a deficient number, since it is larger than the sum of its proper divisors (1).

351479026949 is an equidigital number, since it uses as much as digits as its factorization.

351479026949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14696640, while the sum is 59.

The spelling of 351479026949 in words is "three hundred fifty-one billion, four hundred seventy-nine million, twenty-six thousand, nine hundred forty-nine".