44027779465 has 4 divisors (see below), whose sum is σ = 52833335364. Its totient is φ = 35222223568.

The previous prime is 44027779451. The next prime is 44027779489. The reversal of 44027779465 is 56497772044.

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 33930745209 + 10097034256 = 184203^2 + 100484^2 .

It is a cyclic number.

It is not a de Polignac number, because 44027779465 - 2¹⁷ = 44027648393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4402777942 + ... + 4402777951.

It is an arithmetic number, because the mean of its divisors is an integer number (13208333841).

Almost surely, 2^44027779465 is an apocalyptic number.

It is an amenable number.

44027779465 is a deficient number, since it is larger than the sum of its proper divisors (8805555899).

44027779465 is an equidigital number, since it uses as much as digits as its factorization.

44027779465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8805555898.

The product of its (nonzero) digits is 11854080, while the sum is 55.

The spelling of 44027779465 in words is "forty-four billion, twenty-seven million, seven hundred seventy-nine thousand, four hundred sixty-five".