6511066160557 has 8 divisors (see below), whose sum is σ = 7441427677376. Its totient is φ = 5580756945792.

The previous prime is 6511066160539. The next prime is 6511066160603. The reversal of 6511066160557 is 7550616601156.

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

It is not a de Polignac number, because 6511066160557 - 2⁷ = 6511066160429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6511066160557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6511066160507) 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, 12808383 + ... + 13307020.

It is an arithmetic number, because the mean of its divisors is an integer number (930178459672).

Almost surely, 2^{6511066160557} is an apocalyptic number.

It is an amenable number.

6511066160557 is a deficient number, since it is larger than the sum of its proper divisors (930361516819).

6511066160557 is a wasteful number, since it uses less digits than its factorization.

6511066160557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26151027.

The product of its (nonzero) digits is 1134000, while the sum is 49.

The spelling of 6511066160557 in words is "six trillion, five hundred eleven billion, sixty-six million, one hundred sixty thousand, five hundred fifty-seven".