827631795045 has 32 divisors (see below), whose sum is σ = 1468275560064. Its totient is φ = 394697721600.

The previous prime is 827631795007. The next prime is 827631795061. The reversal of 827631795045 is 540597136728.

It is not a de Polignac number, because 827631795045 - 2¹⁵ = 827631762277 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41104282 + ... + 41124411.

It is an arithmetic number, because the mean of its divisors is an integer number (45883611252).

It is a 1-persistent number, because it is pandigital, but 2⋅827631795045 = 1655263590090 is not.

Almost surely, 2^827631795045 is an apocalyptic number.

It is an amenable number.

827631795045 is a deficient number, since it is larger than the sum of its proper divisors (640643765019).

827631795045 is a wasteful number, since it uses less digits than its factorization.

827631795045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82228773.

The product of its (nonzero) digits is 12700800, while the sum is 57.

The spelling of 827631795045 in words is "eight hundred twenty-seven billion, six hundred thirty-one million, seven hundred ninety-five thousand, forty-five".