23543162233551 has 40 divisors (see below), whose sum is σ = 36376985028384. Its totient is φ = 15163959352320.

The previous prime is 23543162233541. The next prime is 23543162233559. The reversal of 23543162233551 is 15533226134532.

23543162233551 is a `hidden beast` number, since 2 + 3 + 5 + 4 + 3 + 1 + 62 + 2 + 33 + 551 = 666.

It is not a de Polignac number, because 23543162233551 - 2¹⁵ = 23543162200783 is a prime.

It is a super-2 number, since 2×23543162233551² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23543162233497 and 23543162233506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23543162233559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 34071426 + ... + 34755551.

Almost surely, 2^{23543162233551} is an apocalyptic number.

23543162233551 is a deficient number, since it is larger than the sum of its proper divisors (12833822794833).

23543162233551 is a wasteful number, since it uses less digits than its factorization.

23543162233551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68827133 (or 68827124 counting only the distinct ones).

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

The spelling of 23543162233551 in words is "twenty-three trillion, five hundred forty-three billion, one hundred sixty-two million, two hundred thirty-three thousand, five hundred fifty-one".