6345443276 has 12 divisors (see below), whose sum is σ = 11118257640. Its totient is φ = 3168798240.

The previous prime is 6345443267. The next prime is 6345443287. The reversal of 6345443276 is 6723445436.

It is a super-2 number, since 2×6345443276² = 80529300737867224352, 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, 977210 + ... + 983681.

It is an arithmetic number, because the mean of its divisors is an integer number (926521470).

Almost surely, 2^6345443276 is an apocalyptic number.

It is an amenable number.

6345443276 is a deficient number, since it is larger than the sum of its proper divisors (4772814364).

6345443276 is a wasteful number, since it uses less digits than its factorization.

6345443276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961704 (or 1961702 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 44.

The square root of 6345443276 is about 79658.2906921809. The cubic root of 6345443276 is about 1851.3448488663.

The spelling of 6345443276 in words is "six billion, three hundred forty-five million, four hundred forty-three thousand, two hundred seventy-six".