201066051995 has 8 divisors (see below), whose sum is σ = 241498017216. Its totient is φ = 160707005056.

The previous prime is 201066051941. The next prime is 201066051997. The reversal of 201066051995 is 599150660102.

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

It is a cyclic number.

It is not a de Polignac number, because 201066051995 - 2⁶ = 201066051931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201066051997) 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, 18223502 + ... + 18234531.

It is an arithmetic number, because the mean of its divisors is an integer number (30187252152).

Almost surely, 2^201066051995 is an apocalyptic number.

201066051995 is a deficient number, since it is larger than the sum of its proper divisors (40431965221).

201066051995 is a wasteful number, since it uses less digits than its factorization.

201066051995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36459141.

The product of its (nonzero) digits is 145800, while the sum is 44.

The spelling of 201066051995 in words is "two hundred one billion, sixty-six million, fifty-one thousand, nine hundred ninety-five".