827457948026 has 4 divisors (see below), whose sum is σ = 1241186922042. Its totient is φ = 413728974012.

The previous prime is 827457947993. The next prime is 827457948041. The reversal of 827457948026 is 620849754728.

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

It can be written as a sum of positive squares in only one way, i.e., 793879218001 + 33578730025 = 890999^2 + 183245^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 827457948026.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 206864487005 + ... + 206864487008.

Almost surely, 2^827457948026 is an apocalyptic number.

827457948026 is a deficient number, since it is larger than the sum of its proper divisors (413728974016).

827457948026 is a wasteful number, since it uses less digits than its factorization.

827457948026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413728974015.

The product of its (nonzero) digits is 54190080, while the sum is 62.

The spelling of 827457948026 in words is "eight hundred twenty-seven billion, four hundred fifty-seven million, nine hundred forty-eight thousand, twenty-six".