8162864055 has 48 divisors (see below), whose sum is σ = 14307228000. Its totient is φ = 4305014784.

The previous prime is 8162864051. The next prime is 8162864081. The reversal of 8162864055 is 5504682618.

8162864055 is a `hidden beast` number, since 8 + 162 + 86 + 405 + 5 = 666.

It is not a de Polignac number, because 8162864055 - 2² = 8162864051 is a prime.

It is a super-2 number, since 2×8162864055² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 8162864055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8162864051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2535807 + ... + 2539023.

It is an arithmetic number, because the mean of its divisors is an integer number (298067250).

Almost surely, 2^8162864055 is an apocalyptic number.

8162864055 is a deficient number, since it is larger than the sum of its proper divisors (6144363945).

8162864055 is a wasteful number, since it uses less digits than its factorization.

8162864055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3840 (or 3837 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 8162864055 is about 90348.5697451819. The cubic root of 8162864055 is about 2013.4809326471.

The spelling of 8162864055 in words is "eight billion, one hundred sixty-two million, eight hundred sixty-four thousand, fifty-five".