6469789042084 has 27 divisors (see below), whose sum is σ = 11511334420131. Its totient is φ = 3181710848640.

The previous prime is 6469789042081. The next prime is 6469789042109. The reversal of 6469789042084 is 4802409879646.

The square root of 6469789042084 is 2543578.

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 60182883684 + 6409606158400 = 245322^2 + 2531720^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6469789042081) 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, 310306092 + ... + 310326940.

Almost surely, 2^{6469789042084} is an apocalyptic number.

6469789042084 is the 2543578-th square number.

It is an amenable number.

6469789042084 is a deficient number, since it is larger than the sum of its proper divisors (5041545378047).

6469789042084 is an frugal number, since it uses more digits than its factorization.

6469789042084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41824 (or 20912 counting only the distinct ones).

The product of its (nonzero) digits is 167215104, while the sum is 67.

The spelling of 6469789042084 in words is "six trillion, four hundred sixty-nine billion, seven hundred eighty-nine million, forty-two thousand, eighty-four".