44590471890 has 64 divisors (see below), whose sum is σ = 108897505920. Its totient is φ = 11682109440.

The previous prime is 44590471867. The next prime is 44590471897. The reversal of 44590471890 is 9817409544.

It is not an unprimeable number, because it can be changed into a prime (44590471897) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3287202 + ... + 3300738.

It is an arithmetic number, because the mean of its divisors is an integer number (1701523530).

Almost surely, 2^44590471890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44590471890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54448752960).

44590471890 is an abundant number, since it is smaller than the sum of its proper divisors (64307034030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44590471890 is a wasteful number, since it uses less digits than its factorization.

44590471890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15467.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 44590471890 in words is "forty-four billion, five hundred ninety million, four hundred seventy-one thousand, eight hundred ninety".