6361744168 has 32 divisors (see below), whose sum is σ = 13056429960. Its totient is φ = 2888052480.

The previous prime is 6361744157. The next prime is 6361744183. The reversal of 6361744168 is 8614471636.

It can be written as a sum of positive squares in 4 ways, for example, as 769396644 + 5592347524 = 27738^2 + 74782^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495055 + ... + 507742.

Almost surely, 2^6361744168 is an apocalyptic number.

It is an amenable number.

6361744168 is an abundant number, since it is smaller than the sum of its proper divisors (6694685792).

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

6361744168 is a wasteful number, since it uses less digits than its factorization.

6361744168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002877 (or 1002873 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The square root of 6361744168 is about 79760.5426761880. The cubic root of 6361744168 is about 1852.9288079322.

The spelling of 6361744168 in words is "six billion, three hundred sixty-one million, seven hundred forty-four thousand, one hundred sixty-eight".