6436045047 has 16 divisors (see below), whose sum is σ = 9098991360. Its totient is φ = 4035195072.

The previous prime is 6436045043. The next prime is 6436045051. The reversal of 6436045047 is 7405406346.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6436045043) and next prime (6436045051).

It is not a de Polignac number, because 6436045047 - 2² = 6436045043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6436044996 and 6436045014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6436045043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404283 + ... + 419900.

It is an arithmetic number, because the mean of its divisors is an integer number (568686960).

Almost surely, 2^6436045047 is an apocalyptic number.

6436045047 is a deficient number, since it is larger than the sum of its proper divisors (2662946313).

6436045047 is a wasteful number, since it uses less digits than its factorization.

6436045047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824342.

The product of its (nonzero) digits is 241920, while the sum is 39.

The square root of 6436045047 is about 80224.9652352683. The cubic root of 6436045047 is about 1860.1145579228.

The spelling of 6436045047 in words is "six billion, four hundred thirty-six million, forty-five thousand, forty-seven".