52065404645 has 32 divisors (see below), whose sum is σ = 66803712000. Its totient is φ = 38841042240.

The previous prime is 52065404639. The next prime is 52065404659. The reversal of 52065404645 is 54640456025.

It is not a de Polignac number, because 52065404645 - 2⁶ = 52065404581 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2473676 + ... + 2494634.

It is an arithmetic number, because the mean of its divisors is an integer number (2087616000).

Almost surely, 2^52065404645 is an apocalyptic number.

It is an amenable number.

52065404645 is a deficient number, since it is larger than the sum of its proper divisors (14738307355).

52065404645 is a wasteful number, since it uses less digits than its factorization.

52065404645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21393.

The product of its (nonzero) digits is 576000, while the sum is 41.

The spelling of 52065404645 in words is "fifty-two billion, sixty-five million, four hundred four thousand, six hundred forty-five".