102655343426 has 4 divisors (see below), whose sum is σ = 153983015142. Its totient is φ = 51327671712.

The previous prime is 102655343419. The next prime is 102655343437. The reversal of 102655343426 is 624343556201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 99036719401 + 3618624025 = 314701^2 + 60155^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25663835855 + ... + 25663835858.

Almost surely, 2^102655343426 is an apocalyptic number.

102655343426 is a deficient number, since it is larger than the sum of its proper divisors (51327671716).

102655343426 is an equidigital number, since it uses as much as digits as its factorization.

102655343426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51327671715.

The product of its (nonzero) digits is 518400, while the sum is 41.

Adding to 102655343426 its reverse (624343556201), we get a palindrome (726998899627).

The spelling of 102655343426 in words is "one hundred two billion, six hundred fifty-five million, three hundred forty-three thousand, four hundred twenty-six".