2419718641 has 4 divisors (see below), whose sum is σ = 2444664292. Its totient is φ = 2394772992.

The previous prime is 2419718597. The next prime is 2419718669. The reversal of 2419718641 is 1468179142.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 437688241 + 1982030400 = 20921^2 + 44520^2 .

It is a cyclic number.

It is not a de Polignac number, because 2419718641 - 2²¹ = 2417621489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2419713641) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12472680 + ... + 12472873.

It is an arithmetic number, because the mean of its divisors is an integer number (611166073).

Almost surely, 2^2419718641 is an apocalyptic number.

It is an amenable number.

2419718641 is a deficient number, since it is larger than the sum of its proper divisors (24945651).

2419718641 is an equidigital number, since it uses as much as digits as its factorization.

2419718641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24945650.

The product of its digits is 96768, while the sum is 43.

The square root of 2419718641 is about 49190.6357043696. The cubic root of 2419718641 is about 1342.5226558440.

The spelling of 2419718641 in words is "two billion, four hundred nineteen million, seven hundred eighteen thousand, six hundred forty-one".