6434143416 has 64 divisors (see below), whose sum is σ = 18355687200. Its totient is φ = 2086746624.

The previous prime is 6434143411. The next prime is 6434143427. The reversal of 6434143416 is 6143414346.

6434143416 is a `hidden beast` number, since 643 + 4 + 1 + 4 + 3 + 4 + 1 + 6 = 666.

It is a super-2 number, since 2×6434143416² = 82796402995312298112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6434143411) 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, 394545 + ... + 410528.

Almost surely, 2^6434143416 is an apocalyptic number.

It is an amenable number.

6434143416 is an abundant number, since it is smaller than the sum of its proper divisors (11921543784).

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

6434143416 is a wasteful number, since it uses less digits than its factorization.

6434143416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805125 (or 805115 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 6434143416 is about 80213.1124941552. The cubic root of 6434143416 is about 1859.9313398172.

The spelling of 6434143416 in words is "six billion, four hundred thirty-four million, one hundred forty-three thousand, four hundred sixteen".