6367997636 has 96 divisors (see below), whose sum is σ = 15001206528. Its totient is φ = 2284277760.

The previous prime is 6367997599. The next prime is 6367997651.

6367997636 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1731896 + ... + 1735568.

It is an arithmetic number, because the mean of its divisors is an integer number (156262568).

Almost surely, 2^6367997636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6367997636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7500603264).

6367997636 is an abundant number, since it is smaller than the sum of its proper divisors (8633208892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6367997636 is a wasteful number, since it uses less digits than its factorization.

6367997636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141 (or 4139 counting only the distinct ones).

The product of its digits is 46294416, while the sum is 62.

The square root of 6367997636 is about 79799.7345609620. The cubic root of 6367997636 is about 1853.5357398312.

The spelling of 6367997636 in words is "six billion, three hundred sixty-seven million, nine hundred ninety-seven thousand, six hundred thirty-six".