825919065141 has 4 divisors (see below), whose sum is σ = 1101225420192. Its totient is φ = 550612710092.

The previous prime is 825919065137. The next prime is 825919065143. The reversal of 825919065141 is 141560919528.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 825919065141 - 2² = 825919065137 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825919065143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137653177521 + ... + 137653177526.

It is an arithmetic number, because the mean of its divisors is an integer number (275306355048).

Almost surely, 2^825919065141 is an apocalyptic number.

It is an amenable number.

825919065141 is a deficient number, since it is larger than the sum of its proper divisors (275306355051).

825919065141 is a wasteful number, since it uses less digits than its factorization.

825919065141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275306355050.

The product of its (nonzero) digits is 777600, while the sum is 51.

The spelling of 825919065141 in words is "eight hundred twenty-five billion, nine hundred nineteen million, sixty-five thousand, one hundred forty-one".