2866226557056 has 64 divisors (see below), whose sum is σ = 7619640736320. Its totient is φ = 954627494912.

The previous prime is 2866226557031. The next prime is 2866226557069. The reversal of 2866226557056 is 6507556226682.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2581935 + ... + 3521198.

It is an arithmetic number, because the mean of its divisors is an integer number (119056886505).

Almost surely, 2^{2866226557056} is an apocalyptic number.

It is an amenable number.

2866226557056 is an abundant number, since it is smaller than the sum of its proper divisors (4753414179264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2866226557056 is a wasteful number, since it uses less digits than its factorization.

2866226557056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6104373 (or 6104361 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 60.

The spelling of 2866226557056 in words is "two trillion, eight hundred sixty-six billion, two hundred twenty-six million, five hundred fifty-seven thousand, fifty-six".