23240023847 has 2 divisors, whose sum is σ = 23240023848. Its totient is φ = 23240023846.

The previous prime is 23240023811. The next prime is 23240023903. The reversal of 23240023847 is 74832004232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23240023847 - 2¹⁴ = 23240007463 is a prime.

It is a super-3 number, since 3×23240023847³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23240025847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11620011923 + 11620011924.

It is an arithmetic number, because the mean of its divisors is an integer number (11620011924).

Almost surely, 2^23240023847 is an apocalyptic number.

23240023847 is a deficient number, since it is larger than the sum of its proper divisors (1).

23240023847 is an equidigital number, since it uses as much as digits as its factorization.

23240023847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 35.

The spelling of 23240023847 in words is "twenty-three billion, two hundred forty million, twenty-three thousand, eight hundred forty-seven".