6278322012964 has 27 divisors (see below), whose sum is σ = 11379255469491. Its totient is φ = 3030843916800.

The previous prime is 6278322012961. The next prime is 6278322012971. The reversal of 6278322012964 is 4692102238726.

The square root of 6278322012964 is 2505658.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 310073012964 + 5968249000000 = 556842^2 + 2443000^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6278322012961) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 145306564 + ... + 145349764.

Almost surely, 2^{6278322012964} is an apocalyptic number.

6278322012964 is the 2505658-th square number.

It is an amenable number.

6278322012964 is a deficient number, since it is larger than the sum of its proper divisors (5100933456527).

6278322012964 is an frugal number, since it uses more digits than its factorization.

6278322012964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86464 (or 43232 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 6278322012964 in words is "six trillion, two hundred seventy-eight billion, three hundred twenty-two million, twelve thousand, nine hundred sixty-four".