2656580543416 has 8 divisors (see below), whose sum is σ = 4981088518920. Its totient is φ = 1328290271704.

The previous prime is 2656580543413. The next prime is 2656580543443. The reversal of 2656580543416 is 6143450856562.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656580543413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166036283956 + ... + 166036283971.

It is an arithmetic number, because the mean of its divisors is an integer number (622636064865).

Almost surely, 2^{2656580543416} is an apocalyptic number.

It is an amenable number.

2656580543416 is a deficient number, since it is larger than the sum of its proper divisors (2324507975504).

2656580543416 is a wasteful number, since it uses less digits than its factorization.

2656580543416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332072567933 (or 332072567929 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 55.

The spelling of 2656580543416 in words is "two trillion, six hundred fifty-six billion, five hundred eighty million, five hundred forty-three thousand, four hundred sixteen".