202074234085 has 4 divisors (see below), whose sum is σ = 242489080908. Its totient is φ = 161659387264.

The previous prime is 202074234079. The next prime is 202074234139. The reversal of 202074234085 is 580432470202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42674470084 + 159399764001 = 206578^2 + 399249^2 .

It is a cyclic number.

It is not a de Polignac number, because 202074234085 - 2¹⁹ = 202073709797 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 20207423404 + ... + 20207423413.

It is an arithmetic number, because the mean of its divisors is an integer number (60622270227).

Almost surely, 2^202074234085 is an apocalyptic number.

It is an amenable number.

202074234085 is a deficient number, since it is larger than the sum of its proper divisors (40414846823).

202074234085 is an equidigital number, since it uses as much as digits as its factorization.

202074234085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40414846822.

The product of its (nonzero) digits is 107520, while the sum is 37.

The spelling of 202074234085 in words is "two hundred two billion, seventy-four million, two hundred thirty-four thousand, eighty-five".