6143763564 has 72 divisors (see below), whose sum is σ = 16168348560. Its totient is φ = 1964656512.

The previous prime is 6143763553. The next prime is 6143763607. The reversal of 6143763564 is 4653673416.

6143763564 is a `hidden beast` number, since 6 + 1 + 4 + 3 + 7 + 635 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145167 + ... + 182649.

Almost surely, 2^6143763564 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 6143763564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8084174280).

6143763564 is an abundant number, since it is smaller than the sum of its proper divisors (10024584996).

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

6143763564 is a wasteful number, since it uses less digits than its factorization.

6143763564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37679 (or 37674 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 6143763564 is about 78382.1635577891. The cubic root of 6143763564 is about 1831.5192937165.

The spelling of 6143763564 in words is "six billion, one hundred forty-three million, seven hundred sixty-three thousand, five hundred sixty-four".