2163373469 has 8 divisors (see below), whose sum is σ = 2193843960. Its totient is φ = 2132925696.

The previous prime is 2163373447. The next prime is 2163373483. The reversal of 2163373469 is 9643733612.

2163373469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 446265625 + 1717107844 = 21125^2 + 41438^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2163373469 - 2²⁴ = 2146596253 is a prime.

It is a super-2 number, since 2×2163373469² = 9360369532746187922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2163373489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299897 + ... + 307025.

It is an arithmetic number, because the mean of its divisors is an integer number (274230495).

Almost surely, 2^2163373469 is an apocalyptic number.

It is an amenable number.

2163373469 is a deficient number, since it is larger than the sum of its proper divisors (30470491).

2163373469 is an equidigital number, since it uses as much as digits as its factorization.

2163373469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11359.

The product of its digits is 489888, while the sum is 44.

The square root of 2163373469 is about 46512.0787430534. The cubic root of 2163373469 is about 1293.3334194137. Note that the first 3 decimals are identical.

The spelling of 2163373469 in words is "two billion, one hundred sixty-three million, three hundred seventy-three thousand, four hundred sixty-nine".