6616772355 has 16 divisors (see below), whose sum is σ = 10609712640. Its totient is φ = 3521319648.

The previous prime is 6616772329. The next prime is 6616772389. The reversal of 6616772355 is 5532776166.

It is not a de Polignac number, because 6616772355 - 2¹⁶ = 6616706819 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469425 + ... + 483314.

It is an arithmetic number, because the mean of its divisors is an integer number (663107040).

Almost surely, 2^6616772355 is an apocalyptic number.

6616772355 is a deficient number, since it is larger than the sum of its proper divisors (3992940285).

6616772355 is a wasteful number, since it uses less digits than its factorization.

6616772355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953210.

The product of its digits is 1587600, while the sum is 48.

The square root of 6616772355 is about 81343.5452571376. The cubic root of 6616772355 is about 1877.3650610495.

The spelling of 6616772355 in words is "six billion, six hundred sixteen million, seven hundred seventy-two thousand, three hundred fifty-five".