52663421066 has 16 divisors (see below), whose sum is σ = 83717794944. Its totient is φ = 24760300224.

The previous prime is 52663421053. The next prime is 52663421081. The reversal of 52663421066 is 66012436625.

It is a happy number.

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, 664640 + ... + 739643.

It is an arithmetic number, because the mean of its divisors is an integer number (5232362184).

Almost surely, 2^52663421066 is an apocalyptic number.

52663421066 is a deficient number, since it is larger than the sum of its proper divisors (31054373878).

52663421066 is a wasteful number, since it uses less digits than its factorization.

52663421066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405405.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 52663421066 in words is "fifty-two billion, six hundred sixty-three million, four hundred twenty-one thousand, sixty-six".