6364735240 has 32 divisors (see below), whose sum is σ = 14782613760. Its totient is φ = 2463768000.

The previous prime is 6364735217. The next prime is 6364735243. The reversal of 6364735240 is 425374636.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 6364735193 and 6364735202.

It is not an unprimeable number, because it can be changed into a prime (6364735243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2565186 + ... + 2567665.

It is an arithmetic number, because the mean of its divisors is an integer number (461956680).

Almost surely, 2^6364735240 is an apocalyptic number.

It is an amenable number.

6364735240 is an abundant number, since it is smaller than the sum of its proper divisors (8417878520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6364735240 is a wasteful number, since it uses less digits than its factorization.

6364735240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5132893 (or 5132889 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 40.

The square root of 6364735240 is about 79779.2907965469. The cubic root of 6364735240 is about 1853.2191567718.

The spelling of 6364735240 in words is "six billion, three hundred sixty-four million, seven hundred thirty-five thousand, two hundred forty".