200081384493 has 4 divisors (see below), whose sum is σ = 266775179328. Its totient is φ = 133387589660.

The previous prime is 200081384483. The next prime is 200081384501. The reversal of 200081384493 is 394483180002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200081384493 - 2²⁴ = 200064607277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200081384483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33346897413 + ... + 33346897418.

It is an arithmetic number, because the mean of its divisors is an integer number (66693794832).

Almost surely, 2^200081384493 is an apocalyptic number.

It is an amenable number.

200081384493 is a deficient number, since it is larger than the sum of its proper divisors (66693794835).

200081384493 is an equidigital number, since it uses as much as digits as its factorization.

200081384493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66693794834.

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 200081384493 in words is "two hundred billion, eighty-one million, three hundred eighty-four thousand, four hundred ninety-three".