338858255697 has 32 divisors (see below), whose sum is σ = 507861758208. Its totient is φ = 199406313216.

The previous prime is 338858255653. The next prime is 338858255713. The reversal of 338858255697 is 796552858833.

It is not a de Polignac number, because 338858255697 - 2⁶ = 338858255633 is a prime.

It is a super-2 number, since 2×338858255697² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is not an unprimeable number, because it can be changed into a prime (338858255497) 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 31 ways as a sum of consecutive naturals, for example, 3297903 + ... + 3399099.

It is an arithmetic number, because the mean of its divisors is an integer number (15870679944).

Almost surely, 2^338858255697 is an apocalyptic number.

It is an amenable number.

338858255697 is a deficient number, since it is larger than the sum of its proper divisors (169003502511).

338858255697 is a wasteful number, since it uses less digits than its factorization.

338858255697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104969.

The product of its digits is 435456000, while the sum is 69.

The spelling of 338858255697 in words is "three hundred thirty-eight billion, eight hundred fifty-eight million, two hundred fifty-five thousand, six hundred ninety-seven".