20340701699 has 4 divisors (see below), whose sum is σ = 20353800936. Its totient is φ = 20327602464.

The previous prime is 20340701683. The next prime is 20340701713. The reversal of 20340701699 is 99610704302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20340701699 - 2⁴ = 20340701683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20340701629) 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 3 ways as a sum of consecutive naturals, for example, 6547289 + ... + 6550394.

It is an arithmetic number, because the mean of its divisors is an integer number (5088450234).

Almost surely, 2^20340701699 is an apocalyptic number.

20340701699 is a deficient number, since it is larger than the sum of its proper divisors (13099237).

20340701699 is a wasteful number, since it uses less digits than its factorization.

20340701699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13099236.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 20340701699 in words is "twenty billion, three hundred forty million, seven hundred one thousand, six hundred ninety-nine".