6623949026 has 16 divisors (see below), whose sum is σ = 9966056184. Its totient is φ = 3301943424.

The previous prime is 6623949011. The next prime is 6623949029. The reversal of 6623949026 is 6209493266.

It can be written as a sum of positive squares in 4 ways, for example, as 6256651801 + 367297225 = 79099^2 + 19165^2 .

It is not an unprimeable number, because it can be changed into a prime (6623949029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472036 + ... + 1476528.

Almost surely, 2^6623949026 is an apocalyptic number.

6623949026 is a deficient number, since it is larger than the sum of its proper divisors (3342107158).

6623949026 is a wasteful number, since it uses less digits than its factorization.

6623949026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6565.

The product of its (nonzero) digits is 839808, while the sum is 47.

The square root of 6623949026 is about 81387.6466424727. The cubic root of 6623949026 is about 1878.0435571750.

The spelling of 6623949026 in words is "six billion, six hundred twenty-three million, nine hundred forty-nine thousand, twenty-six".