20200440194 has 8 divisors (see below), whose sum is σ = 33055265808. Its totient is φ = 9182018260.

The previous prime is 20200440157. The next prime is 20200440199. The reversal of 20200440194 is 49104400202.

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

It is not an unprimeable number, because it can be changed into a prime (20200440199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459100892 + ... + 459100935.

It is an arithmetic number, because the mean of its divisors is an integer number (4131908226).

Almost surely, 2^20200440194 is an apocalyptic number.

20200440194 is a deficient number, since it is larger than the sum of its proper divisors (12854825614).

20200440194 is a wasteful number, since it uses less digits than its factorization.

20200440194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918201840.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 20200440194 its reverse (49104400202), we get a palindrome (69304840396).

The spelling of 20200440194 in words is "twenty billion, two hundred million, four hundred forty thousand, one hundred ninety-four".