6667508951104 has 21 divisors (see below), whose sum is σ = 13230879066637. Its totient is φ = 3333744146944.

The previous prime is 6667508951039. The next prime is 6667508951177. The reversal of 6667508951104 is 4011598057666.

The square root of 6667508951104 is 2582152.

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

It can be written as a sum of positive squares in only one way, i.e., 30084208704 + 6637424742400 = 173448^2 + 2576320^2 .

It is a super-2 number, since 2×6667508951104² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 20495832 + ... + 20818600.

Almost surely, 2^{6667508951104} is an apocalyptic number.

6667508951104 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

6667508951104 is the 2582152-nd square number.

It is an amenable number.

6667508951104 is a deficient number, since it is larger than the sum of its proper divisors (6563370115533).

6667508951104 is an frugal number, since it uses more digits than its factorization.

6667508951104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645550 (or 322771 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 58.

The spelling of 6667508951104 in words is "six trillion, six hundred sixty-seven billion, five hundred eight million, nine hundred fifty-one thousand, one hundred four".