23647145162 has 4 divisors (see below), whose sum is σ = 35470717746. Its totient is φ = 11823572580.

The previous prime is 23647145161. The next prime is 23647145173. The reversal of 23647145162 is 26154174632.

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

It can be written as a sum of positive squares in only one way, i.e., 22686083161 + 961062001 = 150619^2 + 31001^2 .

It is not an unprimeable number, because it can be changed into a prime (23647145161) 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 as a sum of consecutive naturals, namely, 5911786289 + ... + 5911786292.

Almost surely, 2^23647145162 is an apocalyptic number.

23647145162 is a deficient number, since it is larger than the sum of its proper divisors (11823572584).

23647145162 is a wasteful number, since it uses less digits than its factorization.

23647145162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11823572583.

The product of its digits is 241920, while the sum is 41.

The spelling of 23647145162 in words is "twenty-three billion, six hundred forty-seven million, one hundred forty-five thousand, one hundred sixty-two".