2852642636868 has 96 divisors (see below), whose sum is σ = 6874777082880. Its totient is φ = 920290250880.

The previous prime is 2852642636849. The next prime is 2852642636897. The reversal of 2852642636868 is 8686362462582.

It is a super-2 number, since 2×2852642636868² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2852642636799 and 2852642636808.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10973943 + ... + 11230881.

It is an arithmetic number, because the mean of its divisors is an integer number (71612261280).

Almost surely, 2^{2852642636868} is an apocalyptic number.

It is an amenable number.

2852642636868 is an abundant number, since it is smaller than the sum of its proper divisors (4022134446012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2852642636868 is a wasteful number, since it uses less digits than its factorization.

2852642636868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257257 (or 257255 counting only the distinct ones).

The product of its digits is 318504960, while the sum is 66.

The spelling of 2852642636868 in words is "two trillion, eight hundred fifty-two billion, six hundred forty-two million, six hundred thirty-six thousand, eight hundred sixty-eight".