285151728016 has 15 divisors (see below), whose sum is σ = 552485611531. Its totient is φ = 142574796016.

The previous prime is 285151727981. The next prime is 285151728023. The reversal of 285151728016 is 610827151582.

The square root of 285151728016 is 533996.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2069235 + ... + 2202733.

Almost surely, 2^285151728016 is an apocalyptic number.

285151728016 is the 533996-th square number.

It is an amenable number.

285151728016 is a deficient number, since it is larger than the sum of its proper divisors (267333883515).

285151728016 is an frugal number, since it uses more digits than its factorization.

285151728016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267006 (or 133501 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 46.

Adding to 285151728016 its reverse (610827151582), we get a palindrome (895978879598).

The spelling of 285151728016 in words is "two hundred eighty-five billion, one hundred fifty-one million, seven hundred twenty-eight thousand, sixteen".