20363135349 has 8 divisors (see below), whose sum is σ = 28087083360. Its totient is φ = 13107305456.

The previous prime is 20363135321. The next prime is 20363135369. The reversal of 20363135349 is 94353136302.

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

It is a cyclic number.

It is not a de Polignac number, because 20363135349 - 2²¹ = 20361038197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20363135369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117029427 + ... + 117029600.

It is an arithmetic number, because the mean of its divisors is an integer number (3510885420).

Almost surely, 2^20363135349 is an apocalyptic number.

20363135349 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

20363135349 is a deficient number, since it is larger than the sum of its proper divisors (7723948011).

20363135349 is a wasteful number, since it uses less digits than its factorization.

20363135349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234059059.

The product of its (nonzero) digits is 174960, while the sum is 39.

The spelling of 20363135349 in words is "twenty billion, three hundred sixty-three million, one hundred thirty-five thousand, three hundred forty-nine".