2620264444056 has 48 divisors (see below), whose sum is σ = 8110342328400. Its totient is φ = 748646983872.

The previous prime is 2620264444043. The next prime is 2620264444129. The reversal of 2620264444056 is 6504444620262.

2620264444056 is a `hidden beast` number, since 262 + 0 + 264 + 44 + 40 + 56 = 666.

It is a super-2 number, since 2×2620264444056² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2599468191 + ... + 2599469198.

It is an arithmetic number, because the mean of its divisors is an integer number (168965465175).

Almost surely, 2^{2620264444056} is an apocalyptic number.

It is an amenable number.

2620264444056 is an abundant number, since it is smaller than the sum of its proper divisors (5490077884344).

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

2620264444056 is a wasteful number, since it uses less digits than its factorization.

2620264444056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5198937408 (or 5198937401 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 45.

The spelling of 2620264444056 in words is "two trillion, six hundred twenty billion, two hundred sixty-four million, four hundred forty-four thousand, fifty-six".