23546464533 has 144 divisors (see below), whose sum is σ = 40472490240. Its totient is φ = 13604889600.

The previous prime is 23546464531. The next prime is 23546464541. The reversal of 23546464533 is 33546464532.

23546464533 is a `hidden beast` number, since 2 + 3 + 54 + 6 + 4 + 64 + 533 = 666.

It is not a de Polignac number, because 23546464533 - 2¹ = 23546464531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23546464531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 86887188 + ... + 86887458.

It is an arithmetic number, because the mean of its divisors is an integer number (281058960).

Almost surely, 2^23546464533 is an apocalyptic number.

It is an amenable number.

23546464533 is a deficient number, since it is larger than the sum of its proper divisors (16926025707).

23546464533 is an equidigital number, since it uses as much as digits as its factorization.

23546464533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 351 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 45.

Subtracting 23546464533 from its reverse (33546464532), we obtain a palindrome (9999999999).

The spelling of 23546464533 in words is "twenty-three billion, five hundred forty-six million, four hundred sixty-four thousand, five hundred thirty-three".