105555200252 has 24 divisors (see below), whose sum is σ = 185374604016. Its totient is φ = 52591327488.

The previous prime is 105555200251. The next prime is 105555200263. The reversal of 105555200252 is 252002555501.

It is a super-2 number, since 2×105555200252² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105555200251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1395518 + ... + 1469210.

It is an arithmetic number, because the mean of its divisors is an integer number (7723941834).

Almost surely, 2^105555200252 is an apocalyptic number.

It is an amenable number.

105555200252 is a deficient number, since it is larger than the sum of its proper divisors (79819403764).

105555200252 is a wasteful number, since it uses less digits than its factorization.

105555200252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74957 (or 74955 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 32.

Adding to 105555200252 its reverse (252002555501), we get a palindrome (357557755753).

The spelling of 105555200252 in words is "one hundred five billion, five hundred fifty-five million, two hundred thousand, two hundred fifty-two".