6663273422505 has 32 divisors (see below), whose sum is σ = 12467626558464. Its totient is φ = 2975229061056.

The previous prime is 6663273422467. The next prime is 6663273422551. The reversal of 6663273422505 is 5052243723666.

It is not a de Polignac number, because 6663273422505 - 2⁶ = 6663273422441 is a prime.

It is a super-2 number, since 2×6663273422505² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 737899519 + ... + 737908548.

It is an arithmetic number, because the mean of its divisors is an integer number (389613329952).

Almost surely, 2^{6663273422505} is an apocalyptic number.

It is an amenable number.

6663273422505 is a deficient number, since it is larger than the sum of its proper divisors (5804353135959).

6663273422505 is a wasteful number, since it uses less digits than its factorization.

6663273422505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475808125.

The product of its (nonzero) digits is 10886400, while the sum is 51.

The spelling of 6663273422505 in words is "six trillion, six hundred sixty-three billion, two hundred seventy-three million, four hundred twenty-two thousand, five hundred five".