6143731776 has 672 divisors, whose sum is σ = 23668736000. Its totient is φ = 1478062080.

The previous prime is 6143731739. The next prime is 6143731793. The reversal of 6143731776 is 6771373416.

It is a tau number, because it is divible by the number of its divisors (672).

It is a super-2 number, since 2×6143731776² = 75490880270864228352, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 30872925 + ... + 30873123.

Almost surely, 2^6143731776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6143731776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11834368000).

6143731776 is an abundant number, since it is smaller than the sum of its proper divisors (17525004224).

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

6143731776 is a wasteful number, since it uses less digits than its factorization.

6143731776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 274 counting only the distinct ones).

The product of its digits is 444528, while the sum is 45.

The square root of 6143731776 is about 78381.9607818023. The cubic root of 6143731776 is about 1831.5161349342.

The spelling of 6143731776 in words is "six billion, one hundred forty-three million, seven hundred thirty-one thousand, seven hundred seventy-six".