201185646032 has 40 divisors (see below), whose sum is σ = 446297048256. Its totient is φ = 86064765696.

The previous prime is 201185646029. The next prime is 201185646119. The reversal of 201185646032 is 230646581102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580693 + ... + 1703220.

Almost surely, 2^201185646032 is an apocalyptic number.

It is an amenable number.

201185646032 is an abundant number, since it is smaller than the sum of its proper divisors (245111402224).

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

201185646032 is a wasteful number, since it uses less digits than its factorization.

201185646032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3284475 (or 3284469 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 201185646032 in words is "two hundred one billion, one hundred eighty-five million, six hundred forty-six thousand, thirty-two".