6506136433 has 4 divisors (see below), whose sum is σ = 6507079920. Its totient is φ = 6505192948.

The previous prime is 6506136407. The next prime is 6506136463. The reversal of 6506136433 is 3346316056.

6506136433 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6506136433 - 2²⁹ = 5969265521 is a prime.

It is a super-2 number, since 2×6506136433² = 84659622569619926978, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6506136392 and 6506136401.

It is not an unprimeable number, because it can be changed into a prime (6506136463) 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 3 ways as a sum of consecutive naturals, for example, 461323 + ... + 475216.

It is an arithmetic number, because the mean of its divisors is an integer number (1626769980).

Almost surely, 2^6506136433 is an apocalyptic number.

It is an amenable number.

6506136433 is a deficient number, since it is larger than the sum of its proper divisors (943487).

6506136433 is an equidigital number, since it uses as much as digits as its factorization.

6506136433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943486.

The product of its (nonzero) digits is 116640, while the sum is 37.

The square root of 6506136433 is about 80660.6250471691. The cubic root of 6506136433 is about 1866.8426835544.

The spelling of 6506136433 in words is "six billion, five hundred six million, one hundred thirty-six thousand, four hundred thirty-three".