44555211252 has 18 divisors (see below), whose sum is σ = 112625672978. Its totient is φ = 14851737072.

The previous prime is 44555211241. The next prime is 44555211271. The reversal of 44555211252 is 25211255544.

44555211252 is a `hidden beast` number, since 4 + 4 + 5 + 5 + 521 + 125 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 23517449316 + 21037761936 = 153354^2 + 145044^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1237644757 = 44555211252 / (4 + 4 + 5 + 5 + 5 + 2 + 1 + 1 + 2 + 5 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618822343 + ... + 618822414.

Almost surely, 2^44555211252 is an apocalyptic number.

It is an amenable number.

44555211252 is an abundant number, since it is smaller than the sum of its proper divisors (68070461726).

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

44555211252 is a wasteful number, since it uses less digits than its factorization.

44555211252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237644767 (or 1237644762 counting only the distinct ones).

The product of its digits is 80000, while the sum is 36.

Adding to 44555211252 its reverse (25211255544), we get a palindrome (69766466796).

The spelling of 44555211252 in words is "forty-four billion, five hundred fifty-five million, two hundred eleven thousand, two hundred fifty-two".