102425305555443 has 16 divisors (see below), whose sum is σ = 147073484388096. Its totient is φ = 63030421220640.

The previous prime is 102425305555403. The next prime is 102425305555453. The reversal of 102425305555443 is 344555503524201.

It is not a de Polignac number, because 102425305555443 - 2¹³ = 102425305547251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102425305555392 and 102425305555401.

It is not an unprimeable number, because it can be changed into a prime (102425305555403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6498255 + ... + 15718712.

It is an arithmetic number, because the mean of its divisors is an integer number (9192092774256).

Almost surely, 2^{102425305555443} is an apocalyptic number.

102425305555443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

102425305555443 is a deficient number, since it is larger than the sum of its proper divisors (44648178832653).

102425305555443 is a wasteful number, since it uses less digits than its factorization.

102425305555443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22335194.

The product of its (nonzero) digits is 7200000, while the sum is 48.

The spelling of 102425305555443 in words is "one hundred two trillion, four hundred twenty-five billion, three hundred five million, five hundred fifty-five thousand, four hundred forty-three".