44985813533 has 8 divisors (see below), whose sum is σ = 46349636856. Its totient is φ = 43642195200.

The previous prime is 44985813427. The next prime is 44985813571. The reversal of 44985813533 is 33531858944.

It is a happy number.

44985813533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2061432409 + 42924381124 = 45403^2 + 207182^2 .

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-44985813533 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 (44985813583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5046728 + ... + 5055633.

It is an arithmetic number, because the mean of its divisors is an integer number (5793704607).

Almost surely, 2^44985813533 is an apocalyptic number.

It is an amenable number.

44985813533 is a deficient number, since it is larger than the sum of its proper divisors (1363823323).

44985813533 is a wasteful number, since it uses less digits than its factorization.

44985813533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10102495.

The product of its digits is 6220800, while the sum is 53.

The spelling of 44985813533 in words is "forty-four billion, nine hundred eighty-five million, eight hundred thirteen thousand, five hundred thirty-three".