354371443717 has 2 divisors, whose sum is σ = 354371443718. Its totient is φ = 354371443716.

The previous prime is 354371443693. The next prime is 354371443801. The reversal of 354371443717 is 717344173453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 339505494241 + 14865949476 = 582671^2 + 121926^2 .

It is a cyclic number.

It is not a de Polignac number, because 354371443717 - 2³¹ = 352223960069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354371449717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177185721858 + 177185721859.

It is an arithmetic number, because the mean of its divisors is an integer number (177185721859).

Almost surely, 2^354371443717 is an apocalyptic number.

It is an amenable number.

354371443717 is a deficient number, since it is larger than the sum of its proper divisors (1).

354371443717 is an equidigital number, since it uses as much as digits as its factorization.

354371443717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2963520, while the sum is 49.

The spelling of 354371443717 in words is "three hundred fifty-four billion, three hundred seventy-one million, four hundred forty-three thousand, seven hundred seventeen".