6396767720133 has 32 divisors (see below), whose sum is σ = 9758696023296. Its totient is φ = 3651083125248.

The previous prime is 6396767720107. The next prime is 6396767720171. The reversal of 6396767720133 is 3310277676936.

It is a happy number.

6396767720133 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6396767720133 - 2¹⁷ = 6396767589061 is a prime.

It is a super-2 number, since 2×6396767720133² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6396767720633) 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, 64749691 + ... + 64848407.

It is an arithmetic number, because the mean of its divisors is an integer number (304959250728).

Almost surely, 2^{6396767720133} is an apocalyptic number.

It is an amenable number.

6396767720133 is a deficient number, since it is larger than the sum of its proper divisors (3361928303163).

6396767720133 is a wasteful number, since it uses less digits than its factorization.

6396767720133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102253.

The product of its (nonzero) digits is 36006768, while the sum is 60.

The spelling of 6396767720133 in words is "six trillion, three hundred ninety-six billion, seven hundred sixty-seven million, seven hundred twenty thousand, one hundred thirty-three".