16577144073 has 64 divisors (see below), whose sum is σ = 30497587200. Its totient is φ = 8684547840.

The previous prime is 16577144047. The next prime is 16577144081. The reversal of 16577144073 is 37044177561.

16577144073 is a `hidden beast` number, since 1 + 6 + 577 + 1 + 4 + 4 + 0 + 73 = 666.

It is not a de Polignac number, because 16577144073 - 2¹³ = 16577135881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16577144033) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36865 + ... + 185777.

It is an arithmetic number, because the mean of its divisors is an integer number (476524800).

Almost surely, 2^16577144073 is an apocalyptic number.

It is an amenable number.

16577144073 is a deficient number, since it is larger than the sum of its proper divisors (13920443127).

16577144073 is a wasteful number, since it uses less digits than its factorization.

16577144073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148979 (or 148973 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The spelling of 16577144073 in words is "sixteen billion, five hundred seventy-seven million, one hundred forty-four thousand, seventy-three".