23653570745 has 8 divisors (see below), whose sum is σ = 32439182784. Its totient is φ = 16219591344.

The previous prime is 23653570729. The next prime is 23653570757. The reversal of 23653570745 is 54707535632.

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 23653570745 - 2⁴ = 23653570729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23653570745.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337908119 + ... + 337908188.

It is an arithmetic number, because the mean of its divisors is an integer number (4054897848).

Almost surely, 2^23653570745 is an apocalyptic number.

It is an amenable number.

23653570745 is a deficient number, since it is larger than the sum of its proper divisors (8785612039).

23653570745 is an equidigital number, since it uses as much as digits as its factorization.

23653570745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675816319.

The product of its (nonzero) digits is 2646000, while the sum is 47.

The spelling of 23653570745 in words is "twenty-three billion, six hundred fifty-three million, five hundred seventy thousand, seven hundred forty-five".