44652625644 has 144 divisors (see below), whose sum is σ = 116075590400. Its totient is φ = 13348748160.

The previous prime is 44652625639. The next prime is 44652625687.

It is a happy number.

44652625644 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 44652625593 and 44652625602.

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 47 ways as a sum of consecutive naturals, for example, 48587817 + ... + 48588735.

Almost surely, 2^44652625644 is an apocalyptic number.

44652625644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44652625644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58037795200).

44652625644 is an abundant number, since it is smaller than the sum of its proper divisors (71422964756).

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

44652625644 is a wasteful number, since it uses less digits than its factorization.

44652625644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364 (or 1351 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 48.

The spelling of 44652625644 in words is "forty-four billion, six hundred fifty-two million, six hundred twenty-five thousand, six hundred forty-four".