6317964538 has 4 divisors (see below), whose sum is σ = 9476946810. Its totient is φ = 3158982268.

The previous prime is 6317964509. The next prime is 6317964581. The reversal of 6317964538 is 8354697136.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 6313414849 + 4549689 = 79457^2 + 2133^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1579491133 + ... + 1579491136.

Almost surely, 2^6317964538 is an apocalyptic number.

6317964538 is a deficient number, since it is larger than the sum of its proper divisors (3158982272).

6317964538 is a wasteful number, since it uses less digits than its factorization.

6317964538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158982271.

The product of its digits is 3265920, while the sum is 52.

The square root of 6317964538 is about 79485.6247254810. The cubic root of 6317964538 is about 1848.6685855439.

The spelling of 6317964538 in words is "six billion, three hundred seventeen million, nine hundred sixty-four thousand, five hundred thirty-eight".