2163340454 has 8 divisors (see below), whose sum is σ = 3540011688. Its totient is φ = 983336560.

The previous prime is 2163340453. The next prime is 2163340477. The reversal of 2163340454 is 4540433612.

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

It is a super-2 number, since 2×2163340454² = 9360083839825852232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2163340454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2163340451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49166807 + ... + 49166850.

It is an arithmetic number, because the mean of its divisors is an integer number (442501461).

Almost surely, 2^2163340454 is an apocalyptic number.

2163340454 is a deficient number, since it is larger than the sum of its proper divisors (1376671234).

2163340454 is a wasteful number, since it uses less digits than its factorization.

2163340454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98333670.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 2163340454 is about 46511.7238338895. The cubic root of 2163340454 is about 1293.3268402415.

The spelling of 2163340454 in words is "two billion, one hundred sixty-three million, three hundred forty thousand, four hundred fifty-four".