201601560052 has 24 divisors (see below), whose sum is σ = 357618542400. Its totient is φ = 99430241856.

The previous prime is 201601560029. The next prime is 201601560053. The reversal of 201601560052 is 250065106102.

201601560052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 201601560052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201601560053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526608 + ... + 824935.

It is an arithmetic number, because the mean of its divisors is an integer number (14900772600).

Almost surely, 2^201601560052 is an apocalyptic number.

It is an amenable number.

201601560052 is a deficient number, since it is larger than the sum of its proper divisors (156016982348).

201601560052 is a wasteful number, since it uses less digits than its factorization.

201601560052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352055 (or 1352053 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 201601560052 its reverse (250065106102), we get a palindrome (451666666154).

The spelling of 201601560052 in words is "two hundred one billion, six hundred one million, five hundred sixty thousand, fifty-two".