23566465652 has 6 divisors (see below), whose sum is σ = 41241314898. Its totient is φ = 11783232824.

The previous prime is 23566465633. The next prime is 23566465691. The reversal of 23566465652 is 25656466532.

It can be written as a sum of positive squares in only one way, i.e., 21537323536 + 2029142116 = 146756^2 + 45046^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23566465652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2945808203 + ... + 2945808210.

It is an arithmetic number, because the mean of its divisors is an integer number (6873552483).

Almost surely, 2^23566465652 is an apocalyptic number.

It is an amenable number.

23566465652 is a deficient number, since it is larger than the sum of its proper divisors (17674849246).

23566465652 is a wasteful number, since it uses less digits than its factorization.

23566465652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5891616417 (or 5891616415 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 50.

The spelling of 23566465652 in words is "twenty-three billion, five hundred sixty-six million, four hundred sixty-five thousand, six hundred fifty-two".