20341540047 has 8 divisors (see below), whose sum is σ = 27304081200. Its totient is φ = 13470012800.

The previous prime is 20341540027. The next prime is 20341540067. The reversal of 20341540047 is 74004514302.

It is an interprime number because it is at equal distance from previous prime (20341540027) and next prime (20341540067).

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 20341540047 - 2⁸ = 20341539791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20341539996 and 20341540023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20341540027) 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 7 ways as a sum of consecutive naturals, for example, 22752954 + ... + 22753847.

It is an arithmetic number, because the mean of its divisors is an integer number (3413010150).

Almost surely, 2^20341540047 is an apocalyptic number.

20341540047 is a deficient number, since it is larger than the sum of its proper divisors (6962541153).

20341540047 is a wasteful number, since it uses less digits than its factorization.

20341540047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45506953.

The product of its (nonzero) digits is 13440, while the sum is 30.

The spelling of 20341540047 in words is "twenty billion, three hundred forty-one million, five hundred forty thousand, forty-seven".