23265003556 has 6 divisors (see below), whose sum is σ = 40713756230. Its totient is φ = 11632501776.

The previous prime is 23265003547. The next prime is 23265003569. The reversal of 23265003556 is 65530056232.

It can be written as a sum of positive squares in only one way, i.e., 22752705600 + 512297956 = 150840^2 + 22634^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2908125441 + ... + 2908125448.

Almost surely, 2^23265003556 is an apocalyptic number.

It is an amenable number.

23265003556 is a deficient number, since it is larger than the sum of its proper divisors (17448752674).

23265003556 is a wasteful number, since it uses less digits than its factorization.

23265003556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5816250893 (or 5816250891 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 23265003556 its reverse (65530056232), we get a palindrome (88795059788).

The spelling of 23265003556 in words is "twenty-three billion, two hundred sixty-five million, three thousand, five hundred fifty-six".