16366446063 has 32 divisors (see below), whose sum is σ = 27304089600. Its totient is φ = 9599083200.

The previous prime is 16366446017. The next prime is 16366446067. The reversal of 16366446063 is 36064466361.

16366446063 is a `hidden beast` number, since 1 + 6 + 36 + 6 + 4 + 4 + 606 + 3 = 666.

It is not a de Polignac number, because 16366446063 - 2¹² = 16366441967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16366446067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 879598 + ... + 898011.

It is an arithmetic number, because the mean of its divisors is an integer number (853252800).

Almost surely, 2^16366446063 is an apocalyptic number.

16366446063 is a deficient number, since it is larger than the sum of its proper divisors (10937643537).

16366446063 is a wasteful number, since it uses less digits than its factorization.

16366446063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777660 (or 1777654 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

The spelling of 16366446063 in words is "sixteen billion, three hundred sixty-six million, four hundred forty-six thousand, sixty-three".