208119450798 has 24 divisors (see below), whose sum is σ = 515343402288. Its totient is φ = 59462700192.

The previous prime is 208119450797. The next prime is 208119450809. The reversal of 208119450798 is 897054911802.

It is a happy number.

208119450798 is a `hidden beast` number, since 2 + 0 + 8 + 119 + 450 + 79 + 8 = 666.

208119450798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×208119450798² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208119450797) 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 11 ways as a sum of consecutive naturals, for example, 825870711 + ... + 825870962.

It is an arithmetic number, because the mean of its divisors is an integer number (21472641762).

Almost surely, 2^208119450798 is an apocalyptic number.

208119450798 is an abundant number, since it is smaller than the sum of its proper divisors (307223951490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

208119450798 is a wasteful number, since it uses less digits than its factorization.

208119450798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651741688 (or 1651741685 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 54.

The spelling of 208119450798 in words is "two hundred eight billion, one hundred nineteen million, four hundred fifty thousand, seven hundred ninety-eight".