6345723345 has 64 divisors (see below), whose sum is σ = 11474072064. Its totient is φ = 2971330560.

The previous prime is 6345723277. The next prime is 6345723353. The reversal of 6345723345 is 5433275436.

It is not a de Polignac number, because 6345723345 - 2⁹ = 6345722833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6345723297 and 6345723306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 807877 + ... + 815693.

It is an arithmetic number, because the mean of its divisors is an integer number (179282376).

Almost surely, 2^6345723345 is an apocalyptic number.

6345723345 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6345723345 is a deficient number, since it is larger than the sum of its proper divisors (5128348719).

6345723345 is a wasteful number, since it uses less digits than its factorization.

6345723345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8042.

The product of its digits is 907200, while the sum is 42.

The square root of 6345723345 is about 79660.0486128398. The cubic root of 6345723345 is about 1851.3720860847.

The spelling of 6345723345 in words is "six billion, three hundred forty-five million, seven hundred twenty-three thousand, three hundred forty-five".