245030440553 has 2 divisors, whose sum is σ = 245030440554. Its totient is φ = 245030440552.

The previous prime is 245030440547. The next prime is 245030440561. The reversal of 245030440553 is 355044030542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228075015184 + 16955425369 = 477572^2 + 130213^2 .

It is a cyclic number.

It is not a de Polignac number, because 245030440553 - 2²⁸ = 244762005097 is a prime.

It is not a weakly prime, because it can be changed into another prime (245030440583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122515220276 + 122515220277.

It is an arithmetic number, because the mean of its divisors is an integer number (122515220277).

Almost surely, 2^245030440553 is an apocalyptic number.

It is an amenable number.

245030440553 is a deficient number, since it is larger than the sum of its proper divisors (1).

245030440553 is an equidigital number, since it uses as much as digits as its factorization.

245030440553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 245030440553 in words is "two hundred forty-five billion, thirty million, four hundred forty thousand, five hundred fifty-three".