23224513545 has 24 divisors (see below), whose sum is σ = 40276821312. Its totient is φ = 12379946400.

The previous prime is 23224513541. The next prime is 23224513547. The reversal of 23224513545 is 54531542232.

23224513545 is a `hidden beast` number, since 232 + 24 + 51 + 354 + 5 = 666.

It is not a de Polignac number, because 23224513545 - 2² = 23224513541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23224513541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46741 + ... + 220530.

It is an arithmetic number, because the mean of its divisors is an integer number (1678200888).

Almost surely, 2^23224513545 is an apocalyptic number.

It is an amenable number.

23224513545 is a deficient number, since it is larger than the sum of its proper divisors (17052307767).

23224513545 is a wasteful number, since it uses less digits than its factorization.

23224513545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269213 (or 269210 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The spelling of 23224513545 in words is "twenty-three billion, two hundred twenty-four million, five hundred thirteen thousand, five hundred forty-five".