201513550032 has 40 divisors (see below), whose sum is σ = 578418524480. Its totient is φ = 67171183200.

The previous prime is 201513550001. The next prime is 201513550087. The reversal of 201513550032 is 230055315102.

It is a happy number.

201513550032 is a `hidden beast` number, since 2 + 0 + 151 + 3 + 5 + 500 + 3 + 2 = 666.

201513550032 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 201513549978 and 201513550005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233232844 + ... + 233233707.

It is an arithmetic number, because the mean of its divisors is an integer number (14460463112).

Almost surely, 2^201513550032 is an apocalyptic number.

It is an amenable number.

201513550032 is an abundant number, since it is smaller than the sum of its proper divisors (376904974448).

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

201513550032 is a wasteful number, since it uses less digits than its factorization.

201513550032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466466568 (or 466466556 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

Adding to 201513550032 its reverse (230055315102), we get a palindrome (431568865134).

The spelling of 201513550032 in words is "two hundred one billion, five hundred thirteen million, five hundred fifty thousand, thirty-two".