16016845 has 24 divisors (see below), whose sum is σ = 21510216. Its totient is φ = 11380992.

The previous prime is 16016837. The next prime is 16016879. The reversal of 16016845 is 54861061.

It can be written as a sum of positive squares in 12 ways, for example, as 1976836 + 14040009 = 1406^2 + 3747^2 .

It is not a de Polignac number, because 16016845 - 2³ = 16016837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54519 + ... + 54811.

It is an arithmetic number, because the mean of its divisors is an integer number (896259).

Almost surely, 2^16016845 is an apocalyptic number.

It is an amenable number.

16016845 is a deficient number, since it is larger than the sum of its proper divisors (5493371).

16016845 is a wasteful number, since it uses less digits than its factorization.

16016845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 16016845 is about 4002.1050710845. The cubic root of 16016845 is about 252.0726096722.

It can be divided in two parts, 16016 and 845, that added together give a palindrome (16861).

The spelling of 16016845 in words is "sixteen million, sixteen thousand, eight hundred forty-five".