6364736508 has 96 divisors (see below), whose sum is σ = 16916650240. Its totient is φ = 1846333440.

The previous prime is 6364736491. The next prime is 6364736509. The reversal of 6364736508 is 8056374636.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6364736509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620316 + ... + 630492.

Almost surely, 2^6364736508 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 6364736508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8458325120).

6364736508 is an abundant number, since it is smaller than the sum of its proper divisors (10551913732).

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

6364736508 is a wasteful number, since it uses less digits than its factorization.

6364736508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10427 (or 10425 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The square root of 6364736508 is about 79779.2987434710. The cubic root of 6364736508 is about 1853.2192798396.

The spelling of 6364736508 in words is "six billion, three hundred sixty-four million, seven hundred thirty-six thousand, five hundred eight".