44575657543 has 8 divisors (see below), whose sum is σ = 44900352000. Its totient is φ = 44252077848.

The previous prime is 44575657513. The next prime is 44575657561. The reversal of 44575657543 is 34575657544.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44575657543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44575657513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198343 + ... + 358456.

It is an arithmetic number, because the mean of its divisors is an integer number (5612544000).

Almost surely, 2^44575657543 is an apocalyptic number.

44575657543 is a deficient number, since it is larger than the sum of its proper divisors (324694457).

44575657543 is a wasteful number, since it uses less digits than its factorization.

44575657543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557381.

The product of its digits is 35280000, while the sum is 55.

Subtracting from 44575657543 its reverse (34575657544), we obtain a palindrome (9999999999).

The spelling of 44575657543 in words is "forty-four billion, five hundred seventy-five million, six hundred fifty-seven thousand, five hundred forty-three".