23874484481 has 2 divisors, whose sum is σ = 23874484482. Its totient is φ = 23874484480.

The previous prime is 23874484471. The next prime is 23874484489. The reversal of 23874484481 is 18448447832.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16540274881 + 7334209600 = 128609^2 + 85640^2 .

It is a cyclic number.

It is not a de Polignac number, because 23874484481 - 2¹⁴ = 23874468097 is a prime.

It is a super-2 number, since 2×23874484481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23874484489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11937242240 + 11937242241.

It is an arithmetic number, because the mean of its divisors is an integer number (11937242241).

Almost surely, 2^23874484481 is an apocalyptic number.

It is an amenable number.

23874484481 is a deficient number, since it is larger than the sum of its proper divisors (1).

23874484481 is an equidigital number, since it uses as much as digits as its factorization.

23874484481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5505024, while the sum is 53.

The spelling of 23874484481 in words is "twenty-three billion, eight hundred seventy-four million, four hundred eighty-four thousand, four hundred eighty-one".