20340362349 has 12 divisors (see below), whose sum is σ = 30005641536. Its totient is φ = 13271725512.

The previous prime is 20340362327. The next prime is 20340362401. The reversal of 20340362349 is 94326304302.

20340362349 is a `hidden beast` number, since 20 + 3 + 4 + 0 + 3 + 623 + 4 + 9 = 666.

It is not a de Polignac number, because 20340362349 - 2¹² = 20340358253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340362309) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 24042559 + ... + 24043404.

It is an arithmetic number, because the mean of its divisors is an integer number (2500470128).

Almost surely, 2^20340362349 is an apocalyptic number.

It is an amenable number.

20340362349 is a deficient number, since it is larger than the sum of its proper divisors (9665279187).

20340362349 is a wasteful number, since it uses less digits than its factorization.

20340362349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48086016 (or 48086013 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The spelling of 20340362349 in words is "twenty billion, three hundred forty million, three hundred sixty-two thousand, three hundred forty-nine".