6554636572775 has 48 divisors (see below), whose sum is σ = 8275927896000. Its totient is φ = 5149245404160.

The previous prime is 6554636572763. The next prime is 6554636572817. The reversal of 6554636572775 is 5772756364556.

It is not a de Polignac number, because 6554636572775 - 2¹² = 6554636568679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 117884681 + ... + 117940269.

It is an arithmetic number, because the mean of its divisors is an integer number (172415164500).

Almost surely, 2^{6554636572775} is an apocalyptic number.

6554636572775 is a deficient number, since it is larger than the sum of its proper divisors (1721291323225).

6554636572775 is a wasteful number, since it uses less digits than its factorization.

6554636572775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56108 (or 56103 counting only the distinct ones).

The product of its digits is 1111320000, while the sum is 68.

The spelling of 6554636572775 in words is "six trillion, five hundred fifty-four billion, six hundred thirty-six million, five hundred seventy-two thousand, seven hundred seventy-five".