6311640346 has 16 divisors (see below), whose sum is σ = 10338370848. Its totient is φ = 2866085200.

The previous prime is 6311640277. The next prime is 6311640403. The reversal of 6311640346 is 6430461136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119320 + ... + 163891.

It is an arithmetic number, because the mean of its divisors is an integer number (646148178).

Almost surely, 2^6311640346 is an apocalyptic number.

6311640346 is a deficient number, since it is larger than the sum of its proper divisors (4026730502).

6311640346 is a wasteful number, since it uses less digits than its factorization.

6311640346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284237.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 6311640346 is about 79445.8327793220. The cubic root of 6311640346 is about 1848.0515493591.

The spelling of 6311640346 in words is "six billion, three hundred eleven million, six hundred forty thousand, three hundred forty-six".