6600605757551 has 8 divisors (see below), whose sum is σ = 7482468065520. Its totient is φ = 5772189650112.

The previous prime is 6600605757547. The next prime is 6600605757593. The reversal of 6600605757551 is 1557575060066.

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 6600605757551 - 2² = 6600605757547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6600605757493 and 6600605757502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6600605757451) 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, 13361549870 + ... + 13361550363.

It is an arithmetic number, because the mean of its divisors is an integer number (935308508190).

Almost surely, 2^{6600605757551} is an apocalyptic number.

6600605757551 is a deficient number, since it is larger than the sum of its proper divisors (881862307969).

6600605757551 is a wasteful number, since it uses less digits than its factorization.

6600605757551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26723100265.

The product of its (nonzero) digits is 6615000, while the sum is 53.

The spelling of 6600605757551 in words is "six trillion, six hundred billion, six hundred five million, seven hundred fifty-seven thousand, five hundred fifty-one".