44315521660 has 48 divisors (see below), whose sum is σ = 93290127840. Its totient is φ = 17682935040.

The previous prime is 44315521651. The next prime is 44315521669. The reversal of 44315521660 is 6612551344.

It is an interprime number because it is at equal distance from previous prime (44315521651) and next prime (44315521669).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44315521669) 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 15 ways as a sum of consecutive naturals, for example, 26551306 + ... + 26552974.

It is an arithmetic number, because the mean of its divisors is an integer number (1943544330).

Almost surely, 2^44315521660 is an apocalyptic number.

It is an amenable number.

44315521660 is an abundant number, since it is smaller than the sum of its proper divisors (48974606180).

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

44315521660 is a wasteful number, since it uses less digits than its factorization.

44315521660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126 (or 4124 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 44315521660 in words is "forty-four billion, three hundred fifteen million, five hundred twenty-one thousand, six hundred sixty".