64032605522 has 6 divisors (see below), whose sum is σ = 96049445079. Its totient is φ = 32016123830.

The previous prime is 64032605509. The next prime is 64032605531. The reversal of 64032605522 is 22550623046.

It can be written as a sum of positive squares in only one way, i.e., 32016302761 + 32016302761 = 178931^2 + 178931^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=178931.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 268397 + ... + 447327.

Almost surely, 2^64032605522 is an apocalyptic number.

64032605522 is a deficient number, since it is larger than the sum of its proper divisors (32016839557).

64032605522 is an frugal number, since it uses more digits than its factorization.

64032605522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357864 (or 178933 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 64032605522 in words is "sixty-four billion, thirty-two million, six hundred five thousand, five hundred twenty-two".