6404882269 has 4 divisors (see below), whose sum is σ = 6467065696. Its totient is φ = 6342698844.

The previous prime is 6404882227. The next prime is 6404882279. The reversal of 6404882269 is 9622884046.

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 6404882269 - 2²⁷ = 6270664541 is a prime.

It is a super-2 number, since 2×6404882269² = 82045033759501176722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6404882279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31091559 + ... + 31091764.

It is an arithmetic number, because the mean of its divisors is an integer number (1616766424).

Almost surely, 2^6404882269 is an apocalyptic number.

It is an amenable number.

6404882269 is a deficient number, since it is larger than the sum of its proper divisors (62183427).

6404882269 is a wasteful number, since it uses less digits than its factorization.

6404882269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62183426.

The product of its (nonzero) digits is 1327104, while the sum is 49.

The square root of 6404882269 is about 80030.5083639983. The cubic root of 6404882269 is about 1857.1075277210.

The spelling of 6404882269 in words is "six billion, four hundred four million, eight hundred eighty-two thousand, two hundred sixty-nine".