132161441436431 has 64 divisors (see below), whose sum is σ = 150402763456512. Its totient is φ = 115045297920000.

The previous prime is 132161441436391. The next prime is 132161441436491. The reversal of 132161441436431 is 134634144161231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132161441436431 is a prime.

It is a super-2 number, since 2×132161441436431² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132161441436491) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 53441746211 + ... + 53441748683.

It is an arithmetic number, because the mean of its divisors is an integer number (2350043179008).

Almost surely, 2^{132161441436431} is an apocalyptic number.

132161441436431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132161441436431 is a deficient number, since it is larger than the sum of its proper divisors (18241322020081).

132161441436431 is a wasteful number, since it uses less digits than its factorization.

132161441436431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5464.

The product of its digits is 497664, while the sum is 44.

Adding to 132161441436431 its reverse (134634144161231), we get a palindrome (266795585597662).

The spelling of 132161441436431 in words is "one hundred thirty-two trillion, one hundred sixty-one billion, four hundred forty-one million, four hundred thirty-six thousand, four hundred thirty-one".