23940736806047 has 4 divisors (see below), whose sum is σ = 24298061236056. Its totient is φ = 23583412376040.

The previous prime is 23940736806037. The next prime is 23940736806113. The reversal of 23940736806047 is 74060863704932.

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 23940736806047 - 2⁶ = 23940736805983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23940736806037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178662214904 + ... + 178662215037.

It is an arithmetic number, because the mean of its divisors is an integer number (6074515309014).

Almost surely, 2^{23940736806047} is an apocalyptic number.

23940736806047 is a deficient number, since it is larger than the sum of its proper divisors (357324430009).

23940736806047 is an equidigital number, since it uses as much as digits as its factorization.

23940736806047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357324430008.

The product of its (nonzero) digits is 36578304, while the sum is 59.

The spelling of 23940736806047 in words is "twenty-three trillion, nine hundred forty billion, seven hundred thirty-six million, eight hundred six thousand, forty-seven".