16075252538 has 8 divisors (see below), whose sum is σ = 24116085588. Its totient is φ = 8036557344.

The previous prime is 16075252519. The next prime is 16075252553. The reversal of 16075252538 is 83525257061.

It can be written as a sum of positive squares in 2 ways, for example, as 15824885209 + 250367329 = 125797^2 + 15823^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 515531 + ... + 545822.

Almost surely, 2^16075252538 is an apocalyptic number.

16075252538 is a deficient number, since it is larger than the sum of its proper divisors (8040833050).

16075252538 is a wasteful number, since it uses less digits than its factorization.

16075252538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068928.

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 16075252538 in words is "sixteen billion, seventy-five million, two hundred fifty-two thousand, five hundred thirty-eight".