4131407644 has 24 divisors (see below), whose sum is σ = 8898417248. Its totient is φ = 1634402880.

The previous prime is 4131407639. The next prime is 4131407647. The reversal of 4131407644 is 4467041314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4131407647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5674647 + ... + 5675374.

Almost surely, 2^4131407644 is an apocalyptic number.

It is an amenable number.

4131407644 is an abundant number, since it is smaller than the sum of its proper divisors (4767009604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4131407644 is a wasteful number, since it uses less digits than its factorization.

4131407644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11350045 (or 11350043 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 4131407644 is about 64276.0269774043. The cubic root of 4131407644 is about 1604.5971490500.

Adding to 4131407644 its reverse (4467041314), we get a palindrome (8598448958).

The spelling of 4131407644 in words is "four billion, one hundred thirty-one million, four hundred seven thousand, six hundred forty-four".