16012205577 has 16 divisors (see below), whose sum is σ = 23724828160. Its totient is φ = 10673434800.

The previous prime is 16012205563. The next prime is 16012205579. The reversal of 16012205577 is 77550221061.

16012205577 is a `hidden beast` number, since 1 + 60 + 1 + 2 + 20 + 5 + 577 = 666.

It is not a de Polignac number, because 16012205577 - 2⁷ = 16012205449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16012205579) by changing a digit.

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, 204552 + ... + 271782.

It is an arithmetic number, because the mean of its divisors is an integer number (1482801760).

Almost surely, 2^16012205577 is an apocalyptic number.

It is an amenable number.

16012205577 is a deficient number, since it is larger than the sum of its proper divisors (7712622583).

16012205577 is an equidigital number, since it uses as much as digits as its factorization.

16012205577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76061 (or 76055 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The spelling of 16012205577 in words is "sixteen billion, twelve million, two hundred five thousand, five hundred seventy-seven".