44845808419 has 4 divisors (see below), whose sum is σ = 45413476960. Its totient is φ = 44278139880.

The previous prime is 44845808389. The next prime is 44845808443. The reversal of 44845808419 is 91480854844.

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

It is a cyclic number.

It is not a de Polignac number, because 44845808419 - 2⁵ = 44845808387 is a prime.

It is a super-2 number, since 2×44845808419² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44845808419.

It is not an unprimeable number, because it can be changed into a prime (44845808219) 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, 283834152 + ... + 283834309.

It is an arithmetic number, because the mean of its divisors is an integer number (11353369240).

Almost surely, 2^44845808419 is an apocalyptic number.

44845808419 is a deficient number, since it is larger than the sum of its proper divisors (567668541).

44845808419 is an equidigital number, since it uses as much as digits as its factorization.

44845808419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567668540.

The product of its (nonzero) digits is 5898240, while the sum is 55.

The spelling of 44845808419 in words is "forty-four billion, eight hundred forty-five million, eight hundred eight thousand, four hundred nineteen".