23655366045 has 24 divisors (see below), whose sum is σ = 41408609112. Its totient is φ = 12491280000.

The previous prime is 23655366037. The next prime is 23655366061. The reversal of 23655366045 is 54066355632.

23655366045 is a `hidden beast` number, since 2 + 3 + 6 + 5 + 5 + 36 + 604 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 7311789081 + 16343576964 = 85509^2 + 127842^2 .

It is not a de Polignac number, because 23655366045 - 2³ = 23655366037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2597806 + ... + 2606895.

It is an arithmetic number, because the mean of its divisors is an integer number (1725358713).

Almost surely, 2^23655366045 is an apocalyptic number.

It is an amenable number.

23655366045 is a deficient number, since it is larger than the sum of its proper divisors (17753243067).

23655366045 is a wasteful number, since it uses less digits than its factorization.

23655366045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5204813 (or 5204810 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 45.

The spelling of 23655366045 in words is "twenty-three billion, six hundred fifty-five million, three hundred sixty-six thousand, forty-five".