2164253454 has 24 divisors (see below), whose sum is σ = 5115508632. Its totient is φ = 655834320.

The previous prime is 2164253447. The next prime is 2164253467. The reversal of 2164253454 is 4543524612.

2164253454 is a `hidden beast` number, since 2 + 1 + 642 + 5 + 3 + 4 + 5 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5465089 + ... + 5465484.

It is an arithmetic number, because the mean of its divisors is an integer number (213146193).

Almost surely, 2^2164253454 is an apocalyptic number.

2164253454 is an abundant number, since it is smaller than the sum of its proper divisors (2951255178).

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

2164253454 is a wasteful number, since it uses less digits than its factorization.

2164253454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10930592 (or 10930589 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 2164253454 is about 46521.5375283320. The cubic root of 2164253454 is about 1293.5087566429.

The spelling of 2164253454 in words is "two billion, one hundred sixty-four million, two hundred fifty-three thousand, four hundred fifty-four".