23352650161645 has 32 divisors (see below), whose sum is σ = 32075913139200. Its totient is φ = 15988538232576.

The previous prime is 23352650161559. The next prime is 23352650161649. The reversal of 23352650161645 is 54616105625332.

It is not a de Polignac number, because 23352650161645 - 2¹³ = 23352650153453 is a prime.

It is a super-3 number, since 3×23352650161645³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23352650161649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 571242316 + ... + 571283194.

It is an arithmetic number, because the mean of its divisors is an integer number (1002372285600).

Almost surely, 2^{23352650161645} is an apocalyptic number.

It is an amenable number.

23352650161645 is a deficient number, since it is larger than the sum of its proper divisors (8723262977555).

23352650161645 is a wasteful number, since it uses less digits than its factorization.

23352650161645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65677.

The product of its (nonzero) digits is 3888000, while the sum is 49.

Adding to 23352650161645 its reverse (54616105625332), we get a palindrome (77968755786977).

The spelling of 23352650161645 in words is "twenty-three trillion, three hundred fifty-two billion, six hundred fifty million, one hundred sixty-one thousand, six hundred forty-five".