827204286979 has 8 divisors (see below), whose sum is σ = 945673548128. Its totient is φ = 708809330880.

The previous prime is 827204286941. The next prime is 827204286983. The reversal of 827204286979 is 979682402728.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 827204286979 - 2²³ = 827195898371 is a prime.

It is a super-4 number, since 4×827204286979⁴ (a number of 49 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 827204286979.

It is not an unprimeable number, because it can be changed into a prime (827204286919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18552402 + ... + 18596935.

It is an arithmetic number, because the mean of its divisors is an integer number (118209193516).

Almost surely, 2^827204286979 is an apocalyptic number.

827204286979 is a deficient number, since it is larger than the sum of its proper divisors (118469261149).

827204286979 is a wasteful number, since it uses less digits than its factorization.

827204286979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37152525.

The product of its (nonzero) digits is 48771072, while the sum is 64.

The spelling of 827204286979 in words is "eight hundred twenty-seven billion, two hundred four million, two hundred eighty-six thousand, nine hundred seventy-nine".