24270632557 has 2 divisors, whose sum is σ = 24270632558. Its totient is φ = 24270632556.

The previous prime is 24270632537. The next prime is 24270632569. The reversal of 24270632557 is 75523607242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23454616201 + 816016356 = 153149^2 + 28566^2 .

It is a cyclic number.

It is not a de Polignac number, because 24270632557 - 2¹⁵ = 24270599789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24270632537) by changing a digit.

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 as a sum of consecutive naturals, namely, 12135316278 + 12135316279.

It is an arithmetic number, because the mean of its divisors is an integer number (12135316279).

Almost surely, 2^24270632557 is an apocalyptic number.

It is an amenable number.

24270632557 is a deficient number, since it is larger than the sum of its proper divisors (1).

24270632557 is an equidigital number, since it uses as much as digits as its factorization.

24270632557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705600, while the sum is 43.

The spelling of 24270632557 in words is "twenty-four billion, two hundred seventy million, six hundred thirty-two thousand, five hundred fifty-seven".