6672504646516 has 6 divisors (see below), whose sum is σ = 11676883131410. Its totient is φ = 3336252323256.

The previous prime is 6672504646477. The next prime is 6672504646517. The reversal of 6672504646516 is 6156464052766.

It can be written as a sum of positive squares in only one way, i.e., 6472699222500 + 199805424016 = 2544150^2 + 446996^2 .

It is a super-2 number, since 2×6672504646516² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6672504646517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 834063080811 + ... + 834063080818.

Almost surely, 2^{6672504646516} is an apocalyptic number.

It is an amenable number.

6672504646516 is a deficient number, since it is larger than the sum of its proper divisors (5004378484894).

6672504646516 is a wasteful number, since it uses less digits than its factorization.

6672504646516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668126161633 (or 1668126161631 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 58.

The spelling of 6672504646516 in words is "six trillion, six hundred seventy-two billion, five hundred four million, six hundred forty-six thousand, five hundred sixteen".