245505225443 has 2 divisors, whose sum is σ = 245505225444. Its totient is φ = 245505225442.

The previous prime is 245505225439. The next prime is 245505225457. The reversal of 245505225443 is 344522505542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245505225443 - 2² = 245505225439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245505225443.

It is not a weakly prime, because it can be changed into another prime (245505225403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122752612721 + 122752612722.

It is an arithmetic number, because the mean of its divisors is an integer number (122752612722).

Almost surely, 2^245505225443 is an apocalyptic number.

245505225443 is a deficient number, since it is larger than the sum of its proper divisors (1).

245505225443 is an equidigital number, since it uses as much as digits as its factorization.

245505225443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960000, while the sum is 41.

The spelling of 245505225443 in words is "two hundred forty-five billion, five hundred five million, two hundred twenty-five thousand, four hundred forty-three".