2056522765 has 8 divisors (see below), whose sum is σ = 2692175328. Its totient is φ = 1495652880.

The previous prime is 2056522751. The next prime is 2056522841. The reversal of 2056522765 is 5672256502.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2056522765 - 2¹³ = 2056514573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18695607 + ... + 18695716.

It is an arithmetic number, because the mean of its divisors is an integer number (336521916).

Almost surely, 2^2056522765 is an apocalyptic number.

It is an amenable number.

2056522765 is a deficient number, since it is larger than the sum of its proper divisors (635652563).

2056522765 is a wasteful number, since it uses less digits than its factorization.

2056522765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37391339.

The product of its (nonzero) digits is 252000, while the sum is 40.

The square root of 2056522765 is about 45348.9003725559. The cubic root of 2056522765 is about 1271.6799981273.

The spelling of 2056522765 in words is "two billion, fifty-six million, five hundred twenty-two thousand, seven hundred sixty-five".