133544503450 has 12 divisors (see below), whose sum is σ = 248392776510. Its totient is φ = 53417801360.

The previous prime is 133544503441. The next prime is 133544503531. The reversal of 133544503450 is 54305445331.

133544503450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 124897921281 + 8646582169 = 353409^2 + 92987^2 .

It is an unprimeable number.

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, 1335444985 + ... + 1335445084.

Almost surely, 2^133544503450 is an apocalyptic number.

133544503450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133544503450 is a deficient number, since it is larger than the sum of its proper divisors (114848273060).

133544503450 is a wasteful number, since it uses less digits than its factorization.

133544503450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2670890081 (or 2670890076 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 133544503450 its reverse (54305445331), we get a palindrome (187849948781).

The spelling of 133544503450 in words is "one hundred thirty-three billion, five hundred forty-four million, five hundred three thousand, four hundred fifty".