44165564452 has 6 divisors (see below), whose sum is σ = 77289737798. Its totient is φ = 22082782224.

The previous prime is 44165564441. The next prime is 44165564453. The reversal of 44165564452 is 25446556144.

It can be written as a sum of positive squares in only one way, i.e., 27611139556 + 16554424896 = 166166^2 + 128664^2 .

It is not an unprimeable number, because it can be changed into a prime (44165564453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5520695553 + ... + 5520695560.

Almost surely, 2^44165564452 is an apocalyptic number.

It is an amenable number.

44165564452 is a deficient number, since it is larger than the sum of its proper divisors (33124173346).

44165564452 is a wasteful number, since it uses less digits than its factorization.

44165564452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11041391117 (or 11041391115 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 46.

The spelling of 44165564452 in words is "forty-four billion, one hundred sixty-five million, five hundred sixty-four thousand, four hundred fifty-two".