6466149106 has 8 divisors (see below), whose sum is σ = 9699808860. Its totient is φ = 3232879488.

The previous prime is 6466149097. The next prime is 6466149139. The reversal of 6466149106 is 6019416646.

It can be written as a sum of positive squares in 2 ways, for example, as 4520545225 + 1945603881 = 67235^2 + 44109^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6466149106² = 83622168522049198472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51811 + ... + 124966.

Almost surely, 2^6466149106 is an apocalyptic number.

6466149106 is a deficient number, since it is larger than the sum of its proper divisors (3233659754).

6466149106 is a wasteful number, since it uses less digits than its factorization.

6466149106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195068.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 6466149106 is about 80412.3691107282. The cubic root of 6466149106 is about 1863.0102242871.

The spelling of 6466149106 in words is "six billion, four hundred sixty-six million, one hundred forty-nine thousand, one hundred six".