23564524454 has 4 divisors (see below), whose sum is σ = 35346786684. Its totient is φ = 11782262226.

The previous prime is 23564524453. The next prime is 23564524553. The reversal of 23564524454 is 45442546532.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23564524453) 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 as a sum of consecutive naturals, namely, 5891131112 + ... + 5891131115.

It is an arithmetic number, because the mean of its divisors is an integer number (8836696671).

Almost surely, 2^23564524454 is an apocalyptic number.

23564524454 is a deficient number, since it is larger than the sum of its proper divisors (11782262230).

23564524454 is a wasteful number, since it uses less digits than its factorization.

23564524454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11782262229.

The product of its digits is 2304000, while the sum is 44.

The spelling of 23564524454 in words is "twenty-three billion, five hundred sixty-four million, five hundred twenty-four thousand, four hundred fifty-four".