2056596919055 has 128 divisors (see below), whose sum is σ = 3023597376000. Its totient is φ = 1341009395712.

The previous prime is 2056596919049. The next prime is 2056596919067. The reversal of 2056596919055 is 5509196956502.

It is a Cunningham number, because it is equal to 1434084²-1.

It is not a de Polignac number, because 2056596919055 - 2¹² = 2056596914959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 523438331 + ... + 523442259.

It is an arithmetic number, because the mean of its divisors is an integer number (23621854500).

Almost surely, 2^{2056596919055} is an apocalyptic number.

2056596919055 is a deficient number, since it is larger than the sum of its proper divisors (967000456945).

2056596919055 is a wasteful number, since it uses less digits than its factorization.

2056596919055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4178 (or 4164 counting only the distinct ones).

The product of its (nonzero) digits is 32805000, while the sum is 62.

The spelling of 2056596919055 in words is "two trillion, fifty-six billion, five hundred ninety-six million, nine hundred nineteen thousand, fifty-five".