168827851131 has 8 divisors (see below), whose sum is σ = 232866001680. Its totient is φ = 108670800672.

The previous prime is 168827851117. The next prime is 168827851219. The reversal of 168827851131 is 131158728861.

It is a happy number.

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

It is not a de Polignac number, because 168827851131 - 2¹¹ = 168827849083 is a prime.

It is a super-2 number, since 2×168827851131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (168827351131) 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, 970274920 + ... + 970275093.

It is an arithmetic number, because the mean of its divisors is an integer number (29108250210).

Almost surely, 2^168827851131 is an apocalyptic number.

168827851131 is a deficient number, since it is larger than the sum of its proper divisors (64038150549).

168827851131 is a wasteful number, since it uses less digits than its factorization.

168827851131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940550045.

The product of its digits is 645120, while the sum is 51.

The spelling of 168827851131 in words is "one hundred sixty-eight billion, eight hundred twenty-seven million, eight hundred fifty-one thousand, one hundred thirty-one".