208028104468 has 6 divisors (see below), whose sum is σ = 364049182826. Its totient is φ = 104014052232.

The previous prime is 208028104397. The next prime is 208028104507. The reversal of 208028104468 is 864401820802.

It can be written as a sum of positive squares in only one way, i.e., 206713896964 + 1314207504 = 454658^2 + 36252^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26003513055 + ... + 26003513062.

Almost surely, 2^208028104468 is an apocalyptic number.

It is an amenable number.

208028104468 is a deficient number, since it is larger than the sum of its proper divisors (156021078358).

208028104468 is a wasteful number, since it uses less digits than its factorization.

208028104468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52007026121 (or 52007026119 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 43.

The spelling of 208028104468 in words is "two hundred eight billion, twenty-eight million, one hundred four thousand, four hundred sixty-eight".