132434144452621 has 16 divisors (see below), whose sum is σ = 149355647405568. Its totient is φ = 116337855513600.

The previous prime is 132434144452607. The next prime is 132434144452639. The reversal of 132434144452621 is 126254441434231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132434144452621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132434144453621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288306856 + ... + 288765841.

It is an arithmetic number, because the mean of its divisors is an integer number (9334727962848).

Almost surely, 2^{132434144452621} is an apocalyptic number.

132434144452621 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

132434144452621 is a deficient number, since it is larger than the sum of its proper divisors (16921502952947).

132434144452621 is a wasteful number, since it uses less digits than its factorization.

132434144452621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577073412.

The product of its digits is 2211840, while the sum is 46.

Adding to 132434144452621 its reverse (126254441434231), we get a palindrome (258688585886852).

The spelling of 132434144452621 in words is "one hundred thirty-two trillion, four hundred thirty-four billion, one hundred forty-four million, four hundred fifty-two thousand, six hundred twenty-one".