23522317461543 has 16 divisors (see below), whose sum is σ = 31652268263136. Its totient is φ = 15537521725440.

The previous prime is 23522317461523. The next prime is 23522317461547. The reversal of 23522317461543 is 34516471322532.

It is a happy number.

It is not a de Polignac number, because 23522317461543 - 2²² = 23522313267239 is a prime.

It is a super-2 number, since 2×23522317461543² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23522317461492 and 23522317461501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23522317461547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70572018 + ... + 70904543.

It is an arithmetic number, because the mean of its divisors is an integer number (1978266766446).

Almost surely, 2^{23522317461543} is an apocalyptic number.

23522317461543 is a deficient number, since it is larger than the sum of its proper divisors (8129950801593).

23522317461543 is a wasteful number, since it uses less digits than its factorization.

23522317461543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141477074.

The product of its digits is 3628800, while the sum is 48.

The spelling of 23522317461543 in words is "twenty-three trillion, five hundred twenty-two billion, three hundred seventeen million, four hundred sixty-one thousand, five hundred forty-three".