2454773889 has 4 divisors (see below), whose sum is σ = 3273031856. Its totient is φ = 1636515924.

The previous prime is 2454773863. The next prime is 2454773891. The reversal of 2454773889 is 9883774542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2454773889 - 2¹¹ = 2454771841 is a prime.

It is a super-2 number, since 2×2454773889² = 12051829692232368642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2454773899) 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, 409128979 + ... + 409128984.

It is an arithmetic number, because the mean of its divisors is an integer number (818257964).

Almost surely, 2^2454773889 is an apocalyptic number.

It is an amenable number.

2454773889 is a deficient number, since it is larger than the sum of its proper divisors (818257967).

2454773889 is an equidigital number, since it uses as much as digits as its factorization.

2454773889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818257966.

The product of its digits is 13547520, while the sum is 57.

The square root of 2454773889 is about 49545.6747759075. The cubic root of 2454773889 is about 1348.9747843174.

The spelling of 2454773889 in words is "two billion, four hundred fifty-four million, seven hundred seventy-three thousand, eight hundred eighty-nine".