6464402211 has 8 divisors (see below), whose sum is σ = 8620498960. Its totient is φ = 4308953472.

The previous prime is 6464402171. The next prime is 6464402239. The reversal of 6464402211 is 1122044646.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6464402211 - 2¹³ = 6464394019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6464402611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138226 + ... + 178983.

It is an arithmetic number, because the mean of its divisors is an integer number (1077562370).

Almost surely, 2^6464402211 is an apocalyptic number.

6464402211 is a deficient number, since it is larger than the sum of its proper divisors (2156096749).

6464402211 is a wasteful number, since it uses less digits than its factorization.

6464402211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324005.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 6464402211 is about 80401.5062732036. The cubic root of 6464402211 is about 1862.8424388807.

Adding to 6464402211 its reverse (1122044646), we get a palindrome (7586446857).

The spelling of 6464402211 in words is "six billion, four hundred sixty-four million, four hundred two thousand, two hundred eleven".