44777371249 has 8 divisors (see below), whose sum is σ = 48226668840. Its totient is φ = 41328771456.

The previous prime is 44777371241. The next prime is 44777371273. The reversal of 44777371249 is 94217377744.

It can be written as a sum of positive squares in 4 ways, for example, as 22821540624 + 21955830625 = 151068^2 + 148175^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44777371249 - 2³ = 44777371241 is a prime.

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 44777371249.

It is not an unprimeable number, because it can be changed into a prime (44777371241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37162 + ... + 301555.

It is an arithmetic number, because the mean of its divisors is an integer number (6028333605).

Almost surely, 2^44777371249 is an apocalyptic number.

It is an amenable number.

44777371249 is a deficient number, since it is larger than the sum of its proper divisors (3449297591).

44777371249 is a wasteful number, since it uses less digits than its factorization.

44777371249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348899.

The product of its digits is 8297856, while the sum is 55.

The spelling of 44777371249 in words is "forty-four billion, seven hundred seventy-seven million, three hundred seventy-one thousand, two hundred forty-nine".