6345984776 has 16 divisors (see below), whose sum is σ = 12100395600. Its totient is φ = 3119212624.

The previous prime is 6345984773. The next prime is 6345984779. The reversal of 6345984776 is 6774895436.

It is an interprime number because it is at equal distance from previous prime (6345984773) and next prime (6345984779).

It is a Harshad number since it is a multiple of its sum of digits (59).

It is not an unprimeable number, because it can be changed into a prime (6345984773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6721970 + ... + 6722913.

It is an arithmetic number, because the mean of its divisors is an integer number (756274725).

Almost surely, 2^6345984776 is an apocalyptic number.

It is an amenable number.

6345984776 is a deficient number, since it is larger than the sum of its proper divisors (5754410824).

6345984776 is a wasteful number, since it uses less digits than its factorization.

6345984776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13444948 (or 13444944 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 59.

The square root of 6345984776 is about 79661.6895125882. The cubic root of 6345984776 is about 1851.3975100006.

The spelling of 6345984776 in words is "six billion, three hundred forty-five million, nine hundred eighty-four thousand, seven hundred seventy-six".