8364649797 has 48 divisors (see below), whose sum is σ = 14035207680. Its totient is φ = 4701715200.

The previous prime is 8364649789. The next prime is 8364649817. The reversal of 8364649797 is 7979464638.

8364649797 is a `hidden beast` number, since 83 + 6 + 464 + 9 + 7 + 97 = 666.

It is not a de Polignac number, because 8364649797 - 2³ = 8364649789 is a prime.

It is a Smith number, since the sum of its digits (63) 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 (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8364649717) 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 47 ways as a sum of consecutive naturals, for example, 1395547 + ... + 1401527.

It is an arithmetic number, because the mean of its divisors is an integer number (292400160).

Almost surely, 2^8364649797 is an apocalyptic number.

It is an amenable number.

8364649797 is a deficient number, since it is larger than the sum of its proper divisors (5670557883).

8364649797 is a wasteful number, since it uses less digits than its factorization.

8364649797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6354 (or 6351 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 63.

The square root of 8364649797 is about 91458.4594064431. The cubic root of 8364649797 is about 2029.9371312844.

The spelling of 8364649797 in words is "eight billion, three hundred sixty-four million, six hundred forty-nine thousand, seven hundred ninety-seven".