23695061543 has 4 divisors (see below), whose sum is σ = 23717395368. Its totient is φ = 23672727720.

The previous prime is 23695061521. The next prime is 23695061561. The reversal of 23695061543 is 34516059632.

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 23695061543 - 2²⁰ = 23694012967 is a prime.

It is a super-2 number, since 2×23695061543² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23695061494 and 23695061503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23695061503) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 11165321 + ... + 11167442.

It is an arithmetic number, because the mean of its divisors is an integer number (5929348842).

Almost surely, 2^23695061543 is an apocalyptic number.

23695061543 is a deficient number, since it is larger than the sum of its proper divisors (22333825).

23695061543 is a wasteful number, since it uses less digits than its factorization.

23695061543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22333824.

The product of its (nonzero) digits is 583200, while the sum is 44.

The spelling of 23695061543 in words is "twenty-three billion, six hundred ninety-five million, sixty-one thousand, five hundred forty-three".