6344290161 has 24 divisors (see below), whose sum is σ = 10019010144. Its totient is φ = 3836583360.

The previous prime is 6344290157. The next prime is 6344290201. The reversal of 6344290161 is 1610924436.

6344290161 is a `hidden beast` number, since 634 + 4 + 2 + 9 + 0 + 16 + 1 = 666.

It is not a de Polignac number, because 6344290161 - 2² = 6344290157 is a prime.

It is a super-2 number, since 2×6344290161² = 80500035293922811842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6344290961) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24871 + ... + 115356.

It is an arithmetic number, because the mean of its divisors is an integer number (417458756).

Almost surely, 2^6344290161 is an apocalyptic number.

It is an amenable number.

6344290161 is a deficient number, since it is larger than the sum of its proper divisors (3674719983).

6344290161 is a wasteful number, since it uses less digits than its factorization.

6344290161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140701 (or 140698 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 6344290161 is about 79651.0524789221. The cubic root of 6344290161 is about 1851.2326978970.

The spelling of 6344290161 in words is "six billion, three hundred forty-four million, two hundred ninety thousand, one hundred sixty-one".