6625121656603 has 8 divisors (see below), whose sum is σ = 6628881684528. Its totient is φ = 6621361976544.

The previous prime is 6625121656589. The next prime is 6625121656613. The reversal of 6625121656603 is 3066561215266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6625121656603 - 2²⁹ = 6624584785691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6625121656613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44390301 + ... + 44539297.

It is an arithmetic number, because the mean of its divisors is an integer number (828610210566).

Almost surely, 2^{6625121656603} is an apocalyptic number.

6625121656603 is a deficient number, since it is larger than the sum of its proper divisors (3760027925).

6625121656603 is a wasteful number, since it uses less digits than its factorization.

6625121656603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173933.

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 6625121656603 in words is "six trillion, six hundred twenty-five billion, one hundred twenty-one million, six hundred fifty-six thousand, six hundred three".