6412143272 has 8 divisors (see below), whose sum is σ = 12022768650. Its totient is φ = 3206071632.

The previous prime is 6412143271. The next prime is 6412143293. The reversal of 6412143272 is 2723412146.

It can be written as a sum of positive squares in only one way, i.e., 4385883076 + 2026260196 = 66226^2 + 45014^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×6412143272² = 82231162681309731968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6412143271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400758947 + ... + 400758962.

Almost surely, 2^6412143272 is an apocalyptic number.

It is an amenable number.

6412143272 is a deficient number, since it is larger than the sum of its proper divisors (5610625378).

6412143272 is a wasteful number, since it uses less digits than its factorization.

6412143272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801517915 (or 801517911 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 6412143272 is about 80075.8594833674. The cubic root of 6412143272 is about 1857.8090431348.

The spelling of 6412143272 in words is "six billion, four hundred twelve million, one hundred forty-three thousand, two hundred seventy-two".