19334544532 has 12 divisors (see below), whose sum is σ = 34134882516. Its totient is φ = 9581720960.

The previous prime is 19334544521. The next prime is 19334544539. The reversal of 19334544532 is 23544543391.

It can be written as a sum of positive squares in 2 ways, for example, as 872257156 + 18462287376 = 29534^2 + 135876^2 .

It is a super-2 number, since 2×19334544532² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19334544539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21387319 + ... + 21388222.

It is an arithmetic number, because the mean of its divisors is an integer number (2844573543).

Almost surely, 2^19334544532 is an apocalyptic number.

It is an amenable number.

19334544532 is a deficient number, since it is larger than the sum of its proper divisors (14800337984).

19334544532 is a wasteful number, since it uses less digits than its factorization.

19334544532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42775658 (or 42775656 counting only the distinct ones).

The product of its digits is 777600, while the sum is 43.

The spelling of 19334544532 in words is "nineteen billion, three hundred thirty-four million, five hundred forty-four thousand, five hundred thirty-two".