201727710085 has 16 divisors (see below), whose sum is σ = 270221307840. Its totient is φ = 143299175040.

The previous prime is 201727710059. The next prime is 201727710109. The reversal of 201727710085 is 580017727102.

It is not a de Polignac number, because 201727710085 - 2⁷ = 201727709957 is a prime.

It is a super-2 number, since 2×201727710085² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42646200 + ... + 42650929.

It is an arithmetic number, because the mean of its divisors is an integer number (16888831740).

Almost surely, 2^201727710085 is an apocalyptic number.

It is an amenable number.

201727710085 is a deficient number, since it is larger than the sum of its proper divisors (68493597755).

201727710085 is a wasteful number, since it uses less digits than its factorization.

201727710085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85297188.

The product of its (nonzero) digits is 54880, while the sum is 40.

The spelling of 201727710085 in words is "two hundred one billion, seven hundred twenty-seven million, seven hundred ten thousand, eighty-five".