827605521141 has 16 divisors (see below), whose sum is σ = 1261153310208. Its totient is φ = 472902390000.

The previous prime is 827605521133. The next prime is 827605521143. The reversal of 827605521141 is 141125506728.

It is a happy number.

It is not a de Polignac number, because 827605521141 - 2³ = 827605521133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 827605521093 and 827605521102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827605521143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66286 + ... + 1288256.

It is an arithmetic number, because the mean of its divisors is an integer number (78822081888).

Almost surely, 2^827605521141 is an apocalyptic number.

It is an amenable number.

827605521141 is a deficient number, since it is larger than the sum of its proper divisors (433547789067).

827605521141 is a wasteful number, since it uses less digits than its factorization.

827605521141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254232.

The product of its (nonzero) digits is 134400, while the sum is 42.

The spelling of 827605521141 in words is "eight hundred twenty-seven billion, six hundred five million, five hundred twenty-one thousand, one hundred forty-one".