23293163543 has 32 divisors (see below), whose sum is σ = 26453962752. Its totient is φ = 20349014400.

The previous prime is 23293163533. The next prime is 23293163549. The reversal of 23293163543 is 34536139232.

It is a happy number.

It is not a de Polignac number, because 23293163543 - 2⁸ = 23293163287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23293163543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23293163549) 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 31 ways as a sum of consecutive naturals, for example, 12720638 + ... + 12722468.

It is an arithmetic number, because the mean of its divisors is an integer number (826686336).

Almost surely, 2^23293163543 is an apocalyptic number.

23293163543 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23293163543 is a deficient number, since it is larger than the sum of its proper divisors (3160799209).

23293163543 is a wasteful number, since it uses less digits than its factorization.

23293163543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295.

The product of its digits is 349920, while the sum is 41.

The spelling of 23293163543 in words is "twenty-three billion, two hundred ninety-three million, one hundred sixty-three thousand, five hundred forty-three".