44877287628 has 144 divisors (see below), whose sum is σ = 121389166080. Its totient is φ = 14489751744.

The previous prime is 44877287617. The next prime is 44877287639. The reversal of 44877287628 is 82678277844.

44877287628 is a `hidden beast` number, since 4 + 487 + 72 + 87 + 6 + 2 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (44877287617) and next prime (44877287639).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4064251 + ... + 4075277.

It is an arithmetic number, because the mean of its divisors is an integer number (842980320).

Almost surely, 2^44877287628 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44877287628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60694583040).

44877287628 is an abundant number, since it is smaller than the sum of its proper divisors (76511878452).

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

44877287628 is a wasteful number, since it uses less digits than its factorization.

44877287628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11178 (or 11164 counting only the distinct ones).

The product of its digits is 67436544, while the sum is 63.

The spelling of 44877287628 in words is "forty-four billion, eight hundred seventy-seven million, two hundred eighty-seven thousand, six hundred twenty-eight".