23455673517853 has 8 divisors (see below), whose sum is σ = 23786321146560. Its totient is φ = 23125033834560.

The previous prime is 23455673517767. The next prime is 23455673517869. The reversal of 23455673517853 is 35871537655432.

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 23455673517853 - 2¹⁷ = 23455673386781 is a prime.

It is a super-2 number, since 2×23455673517853² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23455673514853) 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, 4089538 + ... + 7977196.

It is an arithmetic number, because the mean of its divisors is an integer number (2973290143320).

Almost surely, 2^{23455673517853} is an apocalyptic number.

It is an amenable number.

23455673517853 is a deficient number, since it is larger than the sum of its proper divisors (330647628707).

23455673517853 is an equidigital number, since it uses as much as digits as its factorization.

23455673517853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3972707.

The product of its digits is 317520000, while the sum is 64.

The spelling of 23455673517853 in words is "twenty-three trillion, four hundred fifty-five billion, six hundred seventy-three million, five hundred seventeen thousand, eight hundred fifty-three".