827957133844 has 12 divisors (see below), whose sum is σ = 1449562450644. Its totient is φ = 413796433664.

The previous prime is 827957133841. The next prime is 827957133859. The reversal of 827957133844 is 448331759728.

It can be written as a sum of positive squares in 2 ways, for example, as 283811907600 + 544145226244 = 532740^2 + 737662^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827957133841) 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, 45523087 + ... + 45541270.

It is an arithmetic number, because the mean of its divisors is an integer number (120796870887).

Almost surely, 2^827957133844 is an apocalyptic number.

It is an amenable number.

827957133844 is a deficient number, since it is larger than the sum of its proper divisors (621605316800).

827957133844 is a wasteful number, since it uses less digits than its factorization.

827957133844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91066634 (or 91066632 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 61.

The spelling of 827957133844 in words is "eight hundred twenty-seven billion, nine hundred fifty-seven million, one hundred thirty-three thousand, eight hundred forty-four".