23553342523 has 4 divisors (see below), whose sum is σ = 23591766208. Its totient is φ = 23514918840.

The previous prime is 23553342521. The next prime is 23553342539. The reversal of 23553342523 is 32524335532.

It is a happy number.

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 23553342523 - 2¹ = 23553342521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23553342521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19210923 + ... + 19212148.

It is an arithmetic number, because the mean of its divisors is an integer number (5897941552).

Almost surely, 2^23553342523 is an apocalyptic number.

23553342523 is a deficient number, since it is larger than the sum of its proper divisors (38423685).

23553342523 is an equidigital number, since it uses as much as digits as its factorization.

23553342523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38423684.

The product of its digits is 324000, while the sum is 37.

The spelling of 23553342523 in words is "twenty-three billion, five hundred fifty-three million, three hundred forty-two thousand, five hundred twenty-three".