201552083861 has 8 divisors (see below), whose sum is σ = 213422848704. Its totient is φ = 189682959040.

The previous prime is 201552083857. The next prime is 201552083881. The reversal of 201552083861 is 168380255102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201552083861 - 2² = 201552083857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201552083881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152345 + ... + 652926.

It is an arithmetic number, because the mean of its divisors is an integer number (26677856088).

Almost surely, 2^201552083861 is an apocalyptic number.

It is an amenable number.

201552083861 is a deficient number, since it is larger than the sum of its proper divisors (11870764843).

201552083861 is a wasteful number, since it uses less digits than its factorization.

201552083861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820011.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 201552083861 in words is "two hundred one billion, five hundred fifty-two million, eighty-three thousand, eight hundred sixty-one".