44212644985 has 32 divisors (see below), whose sum is σ = 58285008000. Its totient is φ = 32066528256.

The previous prime is 44212644977. The next prime is 44212645007. The reversal of 44212644985 is 58944621244.

It is a cyclic number.

It is not a de Polignac number, because 44212644985 - 2³ = 44212644977 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 240306 + ... + 382324.

It is an arithmetic number, because the mean of its divisors is an integer number (1821406500).

Almost surely, 2^44212644985 is an apocalyptic number.

It is an amenable number.

44212644985 is a deficient number, since it is larger than the sum of its proper divisors (14072363015).

44212644985 is a wasteful number, since it uses less digits than its factorization.

44212644985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142185.

The product of its digits is 2211840, while the sum is 49.

The spelling of 44212644985 in words is "forty-four billion, two hundred twelve million, six hundred forty-four thousand, nine hundred eighty-five".