4064805685532 has 24 divisors (see below), whose sum is σ = 7531928434800. Its totient is φ = 1912828755200.

The previous prime is 4064805685511. The next prime is 4064805685559. The reversal of 4064805685532 is 2355865084604.

It is a happy number.

It is a super-2 number, since 2×4064805685532² (a number of 26 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 7169594 + ... + 7715742.

It is an arithmetic number, because the mean of its divisors is an integer number (313830351450).

Almost surely, 2^{4064805685532} is an apocalyptic number.

It is an amenable number.

4064805685532 is a deficient number, since it is larger than the sum of its proper divisors (3467122749268).

4064805685532 is a wasteful number, since it uses less digits than its factorization.

4064805685532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655621 (or 655619 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 56.

The spelling of 4064805685532 in words is "four trillion, sixty-four billion, eight hundred five million, six hundred eighty-five thousand, five hundred thirty-two".