16071393529 has 9 divisors (see below), whose sum is σ = 16162293189. Its totient is φ = 15981004380.

The previous prime is 16071393511. The next prime is 16071393539. The reversal of 16071393529 is 92539317061.

The square root of 16071393529 is 126773.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 16071393529 - 2⁹ = 16071393017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16071393509) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 41961672 + ... + 41962054.

Almost surely, 2^16071393529 is an apocalyptic number.

16071393529 is the 126773-rd square number.

16071393529 is the 63387-th centered octagonal number.

It is an amenable number.

16071393529 is a deficient number, since it is larger than the sum of its proper divisors (90899660).

16071393529 is an frugal number, since it uses more digits than its factorization.

16071393529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 46.

It can be divided in two parts, 16071 and 393529, that added together give a square (409600 = 640²).

The spelling of 16071393529 in words is "sixteen billion, seventy-one million, three hundred ninety-three thousand, five hundred twenty-nine".