44442666506 has 48 divisors (see below), whose sum is σ = 78963504480. Its totient is φ = 18700002720.

The previous prime is 44442666473. The next prime is 44442666533. The reversal of 44442666506 is 60566624444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4927541 + ... + 4936551.

It is an arithmetic number, because the mean of its divisors is an integer number (1645073010).

Almost surely, 2^44442666506 is an apocalyptic number.

44442666506 is a deficient number, since it is larger than the sum of its proper divisors (34520837974).

44442666506 is a wasteful number, since it uses less digits than its factorization.

44442666506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9939 (or 9932 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 47.

The spelling of 44442666506 in words is "forty-four billion, four hundred forty-two million, six hundred sixty-six thousand, five hundred six".