105533505388 has 12 divisors (see below), whose sum is σ = 184738639680. Its totient is φ = 52751036912.

The previous prime is 105533505383. The next prime is 105533505409. The reversal of 105533505388 is 883505335501.

It is a super-2 number, since 2×105533505388² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105533505383) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3913831 + ... + 3940702.

It is an arithmetic number, because the mean of its divisors is an integer number (15394886640).

Almost surely, 2^105533505388 is an apocalyptic number.

It is an amenable number.

105533505388 is a deficient number, since it is larger than the sum of its proper divisors (79205134292).

105533505388 is a wasteful number, since it uses less digits than its factorization.

105533505388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7857896 (or 7857894 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 46.

The spelling of 105533505388 in words is "one hundred five billion, five hundred thirty-three million, five hundred five thousand, three hundred eighty-eight".