102085538828563 has 4 divisors (see below), whose sum is σ = 102770676673200. Its totient is φ = 101400400983928.

The previous prime is 102085538828561. The next prime is 102085538828569. The reversal of 102085538828563 is 365828835580201.

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

It is a cyclic number.

It is not a de Polignac number, because 102085538828563 - 2¹ = 102085538828561 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102085538828495 and 102085538828504.

It is not an unprimeable number, because it can be changed into a prime (102085538828561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342568922095 + ... + 342568922392.

It is an arithmetic number, because the mean of its divisors is an integer number (25692669168300).

Almost surely, 2^{102085538828563} is an apocalyptic number.

102085538828563 is a deficient number, since it is larger than the sum of its proper divisors (685137844637).

102085538828563 is an equidigital number, since it uses as much as digits as its factorization.

102085538828563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685137844636.

The product of its (nonzero) digits is 110592000, while the sum is 64.

The spelling of 102085538828563 in words is "one hundred two trillion, eighty-five billion, five hundred thirty-eight million, eight hundred twenty-eight thousand, five hundred sixty-three".