52045516644 has 24 divisors (see below), whose sum is σ = 132479497248. Its totient is φ = 15771368640.

The previous prime is 52045516639. The next prime is 52045516657. The reversal of 52045516644 is 44661554025.

52045516644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 52045516596 and 52045516605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197141977 + ... + 197142240.

It is an arithmetic number, because the mean of its divisors is an integer number (5519979052).

Almost surely, 2^52045516644 is an apocalyptic number.

It is an amenable number.

52045516644 is an abundant number, since it is smaller than the sum of its proper divisors (80433980604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52045516644 is a wasteful number, since it uses less digits than its factorization.

52045516644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394284235 (or 394284233 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 52045516644 in words is "fifty-two billion, forty-five million, five hundred sixteen thousand, six hundred forty-four".