4544345944 has 8 divisors (see below), whose sum is σ = 8520648660. Its totient is φ = 2272172968.

The previous prime is 4544345941. The next prime is 4544345947. The reversal of 4544345944 is 4495434454.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4544345941) and next prime (4544345947).

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×4544345944³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 4544345894 and 4544345903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4544345941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284021614 + ... + 284021629.

Almost surely, 2^4544345944 is an apocalyptic number.

It is an amenable number.

4544345944 is a deficient number, since it is larger than the sum of its proper divisors (3976302716).

4544345944 is a wasteful number, since it uses less digits than its factorization.

4544345944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568043249 (or 568043245 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 46.

The square root of 4544345944 is about 67411.7641365363. The cubic root of 4544345944 is about 1656.3691318907.

The spelling of 4544345944 in words is "four billion, five hundred forty-four million, three hundred forty-five thousand, nine hundred forty-four".