852470669678 has 4 divisors (see below), whose sum is σ = 1278706004520. Its totient is φ = 426235334838.

The previous prime is 852470669647. The next prime is 852470669683. The reversal of 852470669678 is 876966074258.

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

It is a super-2 number, since 2×852470669678² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213117667418 + ... + 213117667421.

It is an arithmetic number, because the mean of its divisors is an integer number (319676501130).

Almost surely, 2^852470669678 is an apocalyptic number.

852470669678 is a deficient number, since it is larger than the sum of its proper divisors (426235334842).

852470669678 is a wasteful number, since it uses less digits than its factorization.

852470669678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426235334841.

The product of its (nonzero) digits is 243855360, while the sum is 68.

The spelling of 852470669678 in words is "eight hundred fifty-two billion, four hundred seventy million, six hundred sixty-nine thousand, six hundred seventy-eight".