44420040243 has 6 divisors (see below), whose sum is σ = 64162280364. Its totient is φ = 29613360156.

The previous prime is 44420040229. The next prime is 44420040271. The reversal of 44420040243 is 34204002444.

It is a happy number.

It is not a de Polignac number, because 44420040243 - 2¹² = 44420036147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44420040143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2467780005 + ... + 2467780022.

It is an arithmetic number, because the mean of its divisors is an integer number (10693713394).

Almost surely, 2^44420040243 is an apocalyptic number.

44420040243 is a deficient number, since it is larger than the sum of its proper divisors (19742240121).

44420040243 is a wasteful number, since it uses less digits than its factorization.

44420040243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4935560033 (or 4935560030 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 44420040243 its reverse (34204002444), we get a palindrome (78624042687).

The spelling of 44420040243 in words is "forty-four billion, four hundred twenty million, forty thousand, two hundred forty-three".