23609781035 has 4 divisors (see below), whose sum is σ = 28331737248. Its totient is φ = 18887824824.

The previous prime is 23609781011. The next prime is 23609781043. The reversal of 23609781035 is 53018790632.

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 23609781035 - 2¹⁰ = 23609780011 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 2360978099 + ... + 2360978108.

It is an arithmetic number, because the mean of its divisors is an integer number (7082934312).

Almost surely, 2^23609781035 is an apocalyptic number.

23609781035 is a deficient number, since it is larger than the sum of its proper divisors (4721956213).

23609781035 is an equidigital number, since it uses as much as digits as its factorization.

23609781035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4721956212.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 23609781035 in words is "twenty-three billion, six hundred nine million, seven hundred eighty-one thousand, thirty-five".