44526891616 has 36 divisors (see below), whose sum is σ = 88337693556. Its totient is φ = 22093223360.

The previous prime is 44526891599. The next prime is 44526891641. The reversal of 44526891616 is 61619862544.

It is a super-2 number, since 2×44526891616² (a number of 22 digits) contains 22 as substring.

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, 508611 + ... + 589693.

It is an arithmetic number, because the mean of its divisors is an integer number (2453824821).

Almost surely, 2^44526891616 is an apocalyptic number.

It is an amenable number.

44526891616 is a deficient number, since it is larger than the sum of its proper divisors (43810801940).

44526891616 is an equidigital number, since it uses as much as digits as its factorization.

44526891616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81355 (or 81216 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 52.

The spelling of 44526891616 in words is "forty-four billion, five hundred twenty-six million, eight hundred ninety-one thousand, six hundred sixteen".