44315121420 has 72 divisors (see below), whose sum is σ = 137701156320. Its totient is φ = 11529135360.

The previous prime is 44315121413. The next prime is 44315121421. The reversal of 44315121420 is 2412151344.

44315121420 is a `hidden beast` number, since 4 + 4 + 3 + 1 + 512 + 142 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (44315121421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2995000 + ... + 3009759.

It is an arithmetic number, because the mean of its divisors is an integer number (1912516060).

Almost surely, 2^44315121420 is an apocalyptic number.

It is an amenable number.

44315121420 is an abundant number, since it is smaller than the sum of its proper divisors (93386034900).

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

44315121420 is a wasteful number, since it uses less digits than its factorization.

44315121420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6004815 (or 6004810 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 44315121420 its reverse (2412151344), we get a palindrome (46727272764).

The spelling of 44315121420 in words is "forty-four billion, three hundred fifteen million, one hundred twenty-one thousand, four hundred twenty".