6445135335 has 16 divisors (see below), whose sum is σ = 10314501120. Its totient is φ = 3436644000.

The previous prime is 6445135313. The next prime is 6445135337. The reversal of 6445135335 is 5335315446.

It is not a de Polignac number, because 6445135335 - 2⁵ = 6445135303 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6445135293 and 6445135302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6445135337) 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, 26046 + ... + 116484.

It is an arithmetic number, because the mean of its divisors is an integer number (644656320).

Almost surely, 2^6445135335 is an apocalyptic number.

6445135335 is a deficient number, since it is larger than the sum of its proper divisors (3869365785).

6445135335 is a wasteful number, since it uses less digits than its factorization.

6445135335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95198.

The product of its digits is 324000, while the sum is 39.

The square root of 6445135335 is about 80281.6002269511. The cubic root of 6445135335 is about 1860.9898896107.

The spelling of 6445135335 in words is "six billion, four hundred forty-five million, one hundred thirty-five thousand, three hundred thirty-five".