10185806652 has 48 divisors (see below), whose sum is σ = 27442195200. Its totient is φ = 2880225792.

The previous prime is 10185806647. The next prime is 10185806693. The reversal of 10185806652 is 25660858101.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616902 + ... + 633197.

It is an arithmetic number, because the mean of its divisors is an integer number (571712400).

Almost surely, 2^10185806652 is an apocalyptic number.

10185806652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10185806652 is an abundant number, since it is smaller than the sum of its proper divisors (17256388548).

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

10185806652 is a wasteful number, since it uses less digits than its factorization.

10185806652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250210 (or 1250208 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 42.

The spelling of 10185806652 in words is "ten billion, one hundred eighty-five million, eight hundred six thousand, six hundred fifty-two".