1566066938352 has 80 divisors (see below), whose sum is σ = 4625850093312. Its totient is φ = 447232481280.

The previous prime is 1566066938329. The next prime is 1566066938369. The reversal of 1566066938352 is 2538396606651.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 420658 + ... + 1819089.

Almost surely, 2^{1566066938352} is an apocalyptic number.

1566066938352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1566066938352 is an abundant number, since it is smaller than the sum of its proper divisors (3059783154960).

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

1566066938352 is a wasteful number, since it uses less digits than its factorization.

1566066938352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241846 (or 2241840 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 60.

The spelling of 1566066938352 in words is "one trillion, five hundred sixty-six billion, sixty-six million, nine hundred thirty-eight thousand, three hundred fifty-two".