44155052105 has 4 divisors (see below), whose sum is σ = 52986062532. Its totient is φ = 35324041680.

The previous prime is 44155052099. The next prime is 44155052107. The reversal of 44155052105 is 50125055144.

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 34741977664 + 9413074441 = 186392^2 + 97021^2 .

It is not a de Polignac number, because 44155052105 - 2¹⁶ = 44154986569 is a prime.

It is a super-4 number, since 4×44155052105⁴ (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44155052107) 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, 4415505206 + ... + 4415505215.

It is an arithmetic number, because the mean of its divisors is an integer number (13246515633).

Almost surely, 2^44155052105 is an apocalyptic number.

It is an amenable number.

44155052105 is a deficient number, since it is larger than the sum of its proper divisors (8831010427).

44155052105 is an equidigital number, since it uses as much as digits as its factorization.

44155052105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8831010426.

The product of its (nonzero) digits is 20000, while the sum is 32.

The spelling of 44155052105 in words is "forty-four billion, one hundred fifty-five million, fifty-two thousand, one hundred five".