8210201425538 has 16 divisors (see below), whose sum is σ = 14815401069120. Its totient is φ = 3333465240336.

The previous prime is 8210201425457. The next prime is 8210201425549. The reversal of 8210201425538 is 8355241020128.

It is a junction number, because it is equal to n+sod(n) for n = 8210201425495 and 8210201425504.

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 7 ways as a sum of consecutive naturals, for example, 15432709181 + ... + 15432709712.

It is an arithmetic number, because the mean of its divisors is an integer number (925962566820).

Almost surely, 2^{8210201425538} is an apocalyptic number.

8210201425538 is a deficient number, since it is larger than the sum of its proper divisors (6605199643582).

8210201425538 is a wasteful number, since it uses less digits than its factorization.

8210201425538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30865418921.

The product of its (nonzero) digits is 153600, while the sum is 41.

The spelling of 8210201425538 in words is "eight trillion, two hundred ten billion, two hundred one million, four hundred twenty-five thousand, five hundred thirty-eight".