6554678764556 has 24 divisors (see below), whose sum is σ = 12415124080800. Its totient is φ = 3010034155392.

The previous prime is 6554678764553. The next prime is 6554678764559.

6554678764556 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (6554678764553) and next prime (6554678764559).

It is not an unprimeable number, because it can be changed into a prime (6554678764553) 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, 316702001 + ... + 316722696.

It is an arithmetic number, because the mean of its divisors is an integer number (517296836700).

Almost surely, 2^{6554678764556} is an apocalyptic number.

It is an amenable number.

6554678764556 is a deficient number, since it is larger than the sum of its proper divisors (5860445316244).

6554678764556 is a wasteful number, since it uses less digits than its factorization.

6554678764556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633424913 (or 633424911 counting only the distinct ones).

The product of its digits is 5080320000, while the sum is 74.

The spelling of 6554678764556 in words is "six trillion, five hundred fifty-four billion, six hundred seventy-eight million, seven hundred sixty-four thousand, five hundred fifty-six".