23615275345 has 8 divisors (see below), whose sum is σ = 29104231464. Its totient is φ = 18381619584.

The previous prime is 23615275247. The next prime is 23615275363. The reversal of 23615275345 is 54357251632.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2713055569 + 20902219776 = 52087^2 + 144576^2 .

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 23615275345 - 2²⁵ = 23581720913 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63824884 + ... + 63825253.

It is an arithmetic number, because the mean of its divisors is an integer number (3638028933).

Almost surely, 2^23615275345 is an apocalyptic number.

It is an amenable number.

23615275345 is a deficient number, since it is larger than the sum of its proper divisors (5488956119).

23615275345 is a wasteful number, since it uses less digits than its factorization.

23615275345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127650179.

The product of its digits is 756000, while the sum is 43.

The spelling of 23615275345 in words is "twenty-three billion, six hundred fifteen million, two hundred seventy-five thousand, three hundred forty-five".