2162057775 has 12 divisors (see below), whose sum is σ = 3574602312. Its totient is φ = 1153097440.

The previous prime is 2162057767. The next prime is 2162057789. The reversal of 2162057775 is 5777502612.

It is not a de Polignac number, because 2162057775 - 2³ = 2162057767 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14413644 + ... + 14413793.

It is an arithmetic number, because the mean of its divisors is an integer number (297883526).

Almost surely, 2^2162057775 is an apocalyptic number.

2162057775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2162057775 is a deficient number, since it is larger than the sum of its proper divisors (1412544537).

2162057775 is a wasteful number, since it uses less digits than its factorization.

2162057775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28827450 (or 28827445 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 42.

The square root of 2162057775 is about 46497.9330185762. The cubic root of 2162057775 is about 1293.0711783475.

The spelling of 2162057775 in words is "two billion, one hundred sixty-two million, fifty-seven thousand, seven hundred seventy-five".