201560016 has 160 divisors (see below), whose sum is σ = 632086528. Its totient is φ = 54120960.

The previous prime is 201560011. The next prime is 201560039. The reversal of 201560016 is 610065102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 201559974 and 201560001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201560011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385131 + ... + 385653.

Almost surely, 2^201560016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201560016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316043264).

201560016 is an abundant number, since it is smaller than the sum of its proper divisors (430526512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201560016 is a wasteful number, since it uses less digits than its factorization.

201560016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 201560016 is about 14197.1833826291. The cubic root of 201560016 is about 586.3201161509.

The spelling of 201560016 in words is "two hundred one million, five hundred sixty thousand, sixteen".