133440213434 has 32 divisors (see below), whose sum is σ = 227175432192. Its totient is φ = 58235814000.

The previous prime is 133440213427. The next prime is 133440213443. The reversal of 133440213434 is 434312044331.

It is a super-2 number, since 2×133440213434² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133440213434.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 683702 + ... + 856929.

It is an arithmetic number, because the mean of its divisors is an integer number (7099232256).

Almost surely, 2^133440213434 is an apocalyptic number.

133440213434 is a deficient number, since it is larger than the sum of its proper divisors (93735218758).

133440213434 is a wasteful number, since it uses less digits than its factorization.

133440213434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540802.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 133440213434 its reverse (434312044331), we get a palindrome (567752257765).

The spelling of 133440213434 in words is "one hundred thirty-three billion, four hundred forty million, two hundred thirteen thousand, four hundred thirty-four".