6345657801 has 32 divisors (see below), whose sum is σ = 10747904000. Its totient is φ = 3624762960.

The previous prime is 6345657767. The next prime is 6345657803. The reversal of 6345657801 is 1087565436.

6345657801 is a `hidden beast` number, since 6 + 3 + 4 + 565 + 7 + 80 + 1 = 666.

It is not a de Polignac number, because 6345657801 - 2⁶ = 6345657737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6345657803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 770616 + ... + 778806.

It is an arithmetic number, because the mean of its divisors is an integer number (335872000).

Almost surely, 2^6345657801 is an apocalyptic number.

It is an amenable number.

6345657801 is a deficient number, since it is larger than the sum of its proper divisors (4402246199).

6345657801 is a wasteful number, since it uses less digits than its factorization.

6345657801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12306 (or 12300 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The square root of 6345657801 is about 79659.6372135851. The cubic root of 6345657801 is about 1851.3657118836.

The spelling of 6345657801 in words is "six billion, three hundred forty-five million, six hundred fifty-seven thousand, eight hundred one".