23064555561 has 8 divisors (see below), whose sum is σ = 30800274624. Its totient is φ = 15352603440.

The previous prime is 23064555541. The next prime is 23064555581. The reversal of 23064555561 is 16555546032.

It is an interprime number because it is at equal distance from previous prime (23064555541) and next prime (23064555581).

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

It is not a de Polignac number, because 23064555561 - 2¹³ = 23064547369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23064555541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5939470 + ... + 5943351.

It is an arithmetic number, because the mean of its divisors is an integer number (3850034328).

Almost surely, 2^23064555561 is an apocalyptic number.

It is an amenable number.

23064555561 is a deficient number, since it is larger than the sum of its proper divisors (7735719063).

23064555561 is a wasteful number, since it uses less digits than its factorization.

23064555561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11883471.

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 23064555561 in words is "twenty-three billion, sixty-four million, five hundred fifty-five thousand, five hundred sixty-one".