852374313381 has 16 divisors (see below), whose sum is σ = 1205211913344. Its totient is φ = 533996457984.

The previous prime is 852374313377. The next prime is 852374313391. The reversal of 852374313381 is 183313473258.

It is not a de Polignac number, because 852374313381 - 2² = 852374313377 is a prime.

It is a super-2 number, since 2×852374313381² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 852374313381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852374313341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12882940 + ... + 12948933.

It is an arithmetic number, because the mean of its divisors is an integer number (75325744584).

Almost surely, 2^852374313381 is an apocalyptic number.

It is an amenable number.

852374313381 is a deficient number, since it is larger than the sum of its proper divisors (352837599963).

852374313381 is a wasteful number, since it uses less digits than its factorization.

852374313381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25832540.

The product of its digits is 1451520, while the sum is 48.

The spelling of 852374313381 in words is "eight hundred fifty-two billion, three hundred seventy-four million, three hundred thirteen thousand, three hundred eighty-one".