339908653817 has 16 divisors (see below), whose sum is σ = 347061968400. Its totient is φ = 332825241600.

The previous prime is 339908653807. The next prime is 339908653871. The reversal of 339908653817 is 718356809933.

It can be written as a sum of positive squares in 8 ways, for example, as 51715762921 + 288192890896 = 227411^2 + 536836^2 .

It is a cyclic number.

It is not a de Polignac number, because 339908653817 - 2¹⁰ = 339908652793 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 339908653817.

It is not an unprimeable number, because it can be changed into a prime (339908653807) 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 in 15 ways as a sum of consecutive naturals, for example, 23497967 + ... + 23512427.

It is an arithmetic number, because the mean of its divisors is an integer number (21691373025).

Almost surely, 2^339908653817 is an apocalyptic number.

It is an amenable number.

339908653817 is a deficient number, since it is larger than the sum of its proper divisors (7153314583).

339908653817 is a wasteful number, since it uses less digits than its factorization.

339908653817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16844.

The product of its (nonzero) digits is 29393280, while the sum is 62.

The spelling of 339908653817 in words is "three hundred thirty-nine billion, nine hundred eight million, six hundred fifty-three thousand, eight hundred seventeen".