20542601714 has 8 divisors (see below), whose sum is σ = 30874442220. Its totient is φ = 10251120976.

The previous prime is 20542601711. The next prime is 20542601741. The reversal of 20542601714 is 41710624502.

It can be written as a sum of positive squares in 2 ways, for example, as 20539762489 + 2839225 = 143317^2 + 1685^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20542601711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10088669 + ... + 10090704.

Almost surely, 2^20542601714 is an apocalyptic number.

20542601714 is a deficient number, since it is larger than the sum of its proper divisors (10331840506).

20542601714 is a wasteful number, since it uses less digits than its factorization.

20542601714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20179884.

The product of its (nonzero) digits is 13440, while the sum is 32.

The spelling of 20542601714 in words is "twenty billion, five hundred forty-two million, six hundred one thousand, seven hundred fourteen".