248195867501 has 2 divisors, whose sum is σ = 248195867502. Its totient is φ = 248195867500.

The previous prime is 248195867497. The next prime is 248195867509. The reversal of 248195867501 is 105768591842.

248195867501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 171189062500 + 77006805001 = 413750^2 + 277501^2 .

It is a cyclic number.

It is not a de Polignac number, because 248195867501 - 2² = 248195867497 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248195867509) 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, 124097933750 + 124097933751.

It is an arithmetic number, because the mean of its divisors is an integer number (124097933751).

Almost surely, 2^248195867501 is an apocalyptic number.

It is an amenable number.

248195867501 is a deficient number, since it is larger than the sum of its proper divisors (1).

248195867501 is an equidigital number, since it uses as much as digits as its factorization.

248195867501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4838400, while the sum is 56.

The spelling of 248195867501 in words is "two hundred forty-eight billion, one hundred ninety-five million, eight hundred sixty-seven thousand, five hundred one".