102648450430208 has 36 divisors (see below), whose sum is σ = 205230181774548. Its totient is φ = 51240498831360.

The previous prime is 102648450430193. The next prime is 102648450430237. The reversal of 102648450430208 is 802034054846201.

It can be written as a sum of positive squares in 2 ways, for example, as 36397185528064 + 66251264902144 = 6033008^2 + 8139488^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326898953 + ... + 327212808.

Almost surely, 2^{102648450430208} is an apocalyptic number.

It is an amenable number.

102648450430208 is a deficient number, since it is larger than the sum of its proper divisors (102581731344340).

102648450430208 is an frugal number, since it uses more digits than its factorization.

102648450430208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654112390 (or 654112376 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 47.

The spelling of 102648450430208 in words is "one hundred two trillion, six hundred forty-eight billion, four hundred fifty million, four hundred thirty thousand, two hundred eight".