20353134244 has 12 divisors (see below), whose sum is σ = 35731782604. Its totient is φ = 10144053504.

The previous prime is 20353134239. The next prime is 20353134251. The reversal of 20353134244 is 44243135302.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4366566400 + 15986567844 = 66080^2 + 126438^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8126997 + ... + 8129500.

Almost surely, 2^20353134244 is an apocalyptic number.

It is an amenable number.

20353134244 is a deficient number, since it is larger than the sum of its proper divisors (15378648360).

20353134244 is a wasteful number, since it uses less digits than its factorization.

20353134244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16256814 (or 16256812 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 20353134244 its reverse (44243135302), we get a palindrome (64596269546).

The spelling of 20353134244 in words is "twenty billion, three hundred fifty-three million, one hundred thirty-four thousand, two hundred forty-four".