44778710228 has 24 divisors (see below), whose sum is σ = 89665497600. Its totient is φ = 19167716448.

The previous prime is 44778710153. The next prime is 44778710261. The reversal of 44778710228 is 82201787744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 941348 + ... + 987771.

It is an arithmetic number, because the mean of its divisors is an integer number (3736062400).

Almost surely, 2^44778710228 is an apocalyptic number.

It is an amenable number.

44778710228 is an abundant number, since it is smaller than the sum of its proper divisors (44886787372).

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

44778710228 is a wasteful number, since it uses less digits than its factorization.

44778710228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929959 (or 1929957 counting only the distinct ones).

The product of its (nonzero) digits is 1404928, while the sum is 50.

The spelling of 44778710228 in words is "forty-four billion, seven hundred seventy-eight million, seven hundred ten thousand, two hundred twenty-eight".