44377428539242 has 4 divisors (see below), whose sum is σ = 66566142808866. Its totient is φ = 22188714269620.

The previous prime is 44377428539233. The next prime is 44377428539243. The reversal of 44377428539242 is 24293582477344.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 33978744898641 + 10398683640601 = 5829129^2 + 3224699^2 .

It is not an unprimeable number, because it can be changed into a prime (44377428539243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11094357134809 + ... + 11094357134812.

Almost surely, 2^{44377428539242} is an apocalyptic number.

44377428539242 is a deficient number, since it is larger than the sum of its proper divisors (22188714269624).

44377428539242 is a wasteful number, since it uses less digits than its factorization.

44377428539242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22188714269623.

The product of its digits is 325140480, while the sum is 64.

The spelling of 44377428539242 in words is "forty-four trillion, three hundred seventy-seven billion, four hundred twenty-eight million, five hundred thirty-nine thousand, two hundred forty-two".