6463211151 has 4 divisors (see below), whose sum is σ = 8617614872. Its totient is φ = 4308807432.

The previous prime is 6463211149. The next prime is 6463211159. The reversal of 6463211151 is 1511123646.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6463211151 - 2¹ = 6463211149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6463211159) 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, 1077201856 + ... + 1077201861.

It is an arithmetic number, because the mean of its divisors is an integer number (2154403718).

Almost surely, 2^6463211151 is an apocalyptic number.

6463211151 is a deficient number, since it is larger than the sum of its proper divisors (2154403721).

6463211151 is a wasteful number, since it uses less digits than its factorization.

6463211151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154403720.

The product of its digits is 4320, while the sum is 30.

The square root of 6463211151 is about 80394.0989812063. The cubic root of 6463211151 is about 1862.7280228669.

Adding to 6463211151 its reverse (1511123646), we get a palindrome (7974334797).

The spelling of 6463211151 in words is "six billion, four hundred sixty-three million, two hundred eleven thousand, one hundred fifty-one".