23305523620153 has 2 divisors, whose sum is σ = 23305523620154. Its totient is φ = 23305523620152.

The previous prime is 23305523620147. The next prime is 23305523620207. The reversal of 23305523620153 is 35102632550332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12832099524864 + 10473424095289 = 3582192^2 + 3236267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23305523620153 is a prime.

It is not a weakly prime, because it can be changed into another prime (23305523623153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11652761810076 + 11652761810077.

It is an arithmetic number, because the mean of its divisors is an integer number (11652761810077).

Almost surely, 2^{23305523620153} is an apocalyptic number.

It is an amenable number.

23305523620153 is a deficient number, since it is larger than the sum of its proper divisors (1).

23305523620153 is an equidigital number, since it uses as much as digits as its factorization.

23305523620153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486000, while the sum is 40.

The spelling of 23305523620153 in words is "twenty-three trillion, three hundred five billion, five hundred twenty-three million, six hundred twenty thousand, one hundred fifty-three".