23566401052 has 6 divisors (see below), whose sum is σ = 41241201848. Its totient is φ = 11783200524.

The previous prime is 23566401049. The next prime is 23566401071. The reversal of 23566401052 is 25010466532.

It is a junction number, because it is equal to n+sod(n) for n = 23566400999 and 23566401017.

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, 2945800128 + ... + 2945800135.

Almost surely, 2^23566401052 is an apocalyptic number.

It is an amenable number.

23566401052 is a deficient number, since it is larger than the sum of its proper divisors (17674800796).

23566401052 is a wasteful number, since it uses less digits than its factorization.

23566401052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5891600267 (or 5891600265 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 23566401052 its reverse (25010466532), we get a palindrome (48576867584).

The spelling of 23566401052 in words is "twenty-three billion, five hundred sixty-six million, four hundred one thousand, fifty-two".