6669622954 has 32 divisors (see below), whose sum is σ = 10803010176. Its totient is φ = 3076922880.

The previous prime is 6669622951. The next prime is 6669622987. The reversal of 6669622954 is 4592269666.

It is a super-2 number, since 2×6669622954² = 88967740697047372232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6669622895 and 6669622904.

It is not an unprimeable number, because it can be changed into a prime (6669622951) by changing a digit.

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, 406449 + ... + 422539.

It is an arithmetic number, because the mean of its divisors is an integer number (337594068).

Almost surely, 2^6669622954 is an apocalyptic number.

6669622954 is a deficient number, since it is larger than the sum of its proper divisors (4133387222).

6669622954 is a wasteful number, since it uses less digits than its factorization.

6669622954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16350.

The product of its digits is 8398080, while the sum is 55.

The square root of 6669622954 is about 81667.7595750000. The cubic root of 6669622954 is about 1882.3502139399.

The spelling of 6669622954 in words is "six billion, six hundred sixty-nine million, six hundred twenty-two thousand, nine hundred fifty-four".