16577005652 has 12 divisors (see below), whose sum is σ = 29044759380. Its totient is φ = 8278502976.

The previous prime is 16577005633. The next prime is 16577005681. The reversal of 16577005652 is 25650077561.

It can be written as a sum of positive squares in 2 ways, for example, as 6579805456 + 9997200196 = 81116^2 + 99986^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2496233 + ... + 2502864.

It is an arithmetic number, because the mean of its divisors is an integer number (2420396615).

Almost surely, 2^16577005652 is an apocalyptic number.

It is an amenable number.

16577005652 is a deficient number, since it is larger than the sum of its proper divisors (12467753728).

16577005652 is a wasteful number, since it uses less digits than its factorization.

16577005652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999930 (or 4999928 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 44.

The spelling of 16577005652 in words is "sixteen billion, five hundred seventy-seven million, five thousand, six hundred fifty-two".