44361273778 has 8 divisors (see below), whose sum is σ = 66628443420. Its totient is φ = 22151792640.

The previous prime is 44361273773. The next prime is 44361273779. The reversal of 44361273778 is 87737216344.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40568807889 + 3792465889 = 201417^2 + 61583^2 .

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

It is a super-2 number, since 2×44361273778² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44361273773) 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, 14420203 + ... + 14423278.

Almost surely, 2^44361273778 is an apocalyptic number.

44361273778 is a deficient number, since it is larger than the sum of its proper divisors (22267169642).

44361273778 is a wasteful number, since it uses less digits than its factorization.

44361273778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28844252.

The product of its digits is 4741632, while the sum is 52.

The spelling of 44361273778 in words is "forty-four billion, three hundred sixty-one million, two hundred seventy-three thousand, seven hundred seventy-eight".