245553015302201 has 2 divisors, whose sum is σ = 245553015302202. Its totient is φ = 245553015302200.

The previous prime is 245553015302117. The next prime is 245553015302251. The reversal of 245553015302201 is 102203510355542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147124770250000 + 98428245052201 = 12129500^2 + 9921101^2 .

It is a cyclic number.

It is not a de Polignac number, because 245553015302201 - 2¹⁴ = 245553015285817 is a prime.

It is not a weakly prime, because it can be changed into another prime (245553015302251) 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, 122776507651100 + 122776507651101.

It is an arithmetic number, because the mean of its divisors is an integer number (122776507651101).

Almost surely, 2^{245553015302201} is an apocalyptic number.

It is an amenable number.

245553015302201 is a deficient number, since it is larger than the sum of its proper divisors (1).

245553015302201 is an equidigital number, since it uses as much as digits as its factorization.

245553015302201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 38.

Adding to 245553015302201 its reverse (102203510355542), we get a palindrome (347756525657743).

The spelling of 245553015302201 in words is "two hundred forty-five trillion, five hundred fifty-three billion, fifteen million, three hundred two thousand, two hundred one".