52021712170 has 8 divisors (see below), whose sum is σ = 93639081924. Its totient is φ = 20808684864.

The previous prime is 52021712159. The next prime is 52021712191. The reversal of 52021712170 is 7121712025.

It can be written as a sum of positive squares in 2 ways, for example, as 49696447329 + 2325264841 = 222927^2 + 48221^2 .

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

It is a super-2 number, since 2×52021712170² (a number of 22 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 2601085599 + ... + 2601085618.

Almost surely, 2^52021712170 is an apocalyptic number.

52021712170 is a deficient number, since it is larger than the sum of its proper divisors (41617369754).

52021712170 is a wasteful number, since it uses less digits than its factorization.

52021712170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202171224.

The product of its (nonzero) digits is 1960, while the sum is 28.

The spelling of 52021712170 in words is "fifty-two billion, twenty-one million, seven hundred twelve thousand, one hundred seventy".