9855029852 has 6 divisors (see below), whose sum is σ = 17246302248. Its totient is φ = 4927514924.

The previous prime is 9855029843. The next prime is 9855029879. The reversal of 9855029852 is 2589205589.

It is a super-2 number, since 2×9855029852² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9855029794 and 9855029803.

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, 1231878728 + ... + 1231878735.

It is an arithmetic number, because the mean of its divisors is an integer number (2874383708).

Almost surely, 2^9855029852 is an apocalyptic number.

It is an amenable number.

9855029852 is a deficient number, since it is larger than the sum of its proper divisors (7391272396).

9855029852 is a wasteful number, since it uses less digits than its factorization.

9855029852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463757467 (or 2463757465 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 53.

The square root of 9855029852 is about 99272.5030005792. The cubic root of 9855029852 is about 2143.9730144256.

The spelling of 9855029852 in words is "nine billion, eight hundred fifty-five million, twenty-nine thousand, eight hundred fifty-two".