6663098987125 has 32 divisors (see below), whose sum is σ = 10003666233600. Its totient is φ = 4328509406400.

The previous prime is 6663098987107. The next prime is 6663098987159. The reversal of 6663098987125 is 5217898903666.

It is not a de Polignac number, because 6663098987125 - 2²⁷ = 6662964769397 is a prime.

It is a super-2 number, since 2×6663098987125² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200377330 + ... + 200410579.

It is an arithmetic number, because the mean of its divisors is an integer number (312614569800).

Almost surely, 2^{6663098987125} is an apocalyptic number.

It is an amenable number.

6663098987125 is a deficient number, since it is larger than the sum of its proper divisors (3340567246475).

6663098987125 is a wasteful number, since it uses less digits than its factorization.

6663098987125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400787950 (or 400787940 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 70.

The spelling of 6663098987125 in words is "six trillion, six hundred sixty-three billion, ninety-eight million, nine hundred eighty-seven thousand, one hundred twenty-five".