99752827550 has 12 divisors (see below), whose sum is σ = 185540259336. Its totient is φ = 39901131000.

The previous prime is 99752827541. The next prime is 99752827553. The reversal of 99752827550 is 5572825799.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 99752827550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99752827553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 997528226 + ... + 997528325.

It is an arithmetic number, because the mean of its divisors is an integer number (15461688278).

Almost surely, 2^99752827550 is an apocalyptic number.

99752827550 is a deficient number, since it is larger than the sum of its proper divisors (85787431786).

99752827550 is a wasteful number, since it uses less digits than its factorization.

99752827550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995056563 (or 1995056558 counting only the distinct ones).

The product of its (nonzero) digits is 15876000, while the sum is 59.

The spelling of 99752827550 in words is "ninety-nine billion, seven hundred fifty-two million, eight hundred twenty-seven thousand, five hundred fifty".