44312857490 has 32 divisors (see below), whose sum is σ = 87352971264. Its totient is φ = 16051056640.

The previous prime is 44312857487. The next prime is 44312857531. The reversal of 44312857490 is 9475821344.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 755474 + ... + 812013.

It is an arithmetic number, because the mean of its divisors is an integer number (2729780352).

Almost surely, 2^44312857490 is an apocalyptic number.

44312857490 is a deficient number, since it is larger than the sum of its proper divisors (43040113774).

44312857490 is a wasteful number, since it uses less digits than its factorization.

44312857490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567762.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 44312857490 in words is "forty-four billion, three hundred twelve million, eight hundred fifty-seven thousand, four hundred ninety".