6625003444 has 36 divisors (see below), whose sum is σ = 12140694720. Its totient is φ = 3163006000.

The previous prime is 6625003379. The next prime is 6625003447. The reversal of 6625003444 is 4443005266.

It is a super-2 number, since 2×6625003444² = 87781341266023722272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6625003447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1392069 + ... + 1396819.

It is an arithmetic number, because the mean of its divisors is an integer number (337241520).

Almost surely, 2^6625003444 is an apocalyptic number.

It is an amenable number.

6625003444 is a deficient number, since it is larger than the sum of its proper divisors (5515691276).

6625003444 is a wasteful number, since it uses less digits than its factorization.

6625003444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5460 (or 5435 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 6625003444 is about 81394.1241368196. The cubic root of 6625003444 is about 1878.1432025607.

The spelling of 6625003444 in words is "six billion, six hundred twenty-five million, three thousand, four hundred forty-four".