25221502483 has 2 divisors, whose sum is σ = 25221502484. Its totient is φ = 25221502482.

The previous prime is 25221502463. The next prime is 25221502517. The reversal of 25221502483 is 38420512252.

It is an a-pointer prime, because the next prime (25221502517) can be obtained adding 25221502483 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25221502483 is a prime.

It is a super-2 number, since 2×25221502483² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25221502463) 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, 12610751241 + 12610751242.

It is an arithmetic number, because the mean of its divisors is an integer number (12610751242).

Almost surely, 2^25221502483 is an apocalyptic number.

25221502483 is a deficient number, since it is larger than the sum of its proper divisors (1).

25221502483 is an equidigital number, since it uses as much as digits as its factorization.

25221502483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 25221502483 in words is "twenty-five billion, two hundred twenty-one million, five hundred two thousand, four hundred eighty-three".