245456842733 has 2 divisors, whose sum is σ = 245456842734. Its totient is φ = 245456842732.

The previous prime is 245456842727. The next prime is 245456842759. The reversal of 245456842733 is 337248654542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244690494244 + 766348489 = 494662^2 + 27683^2 .

It is a cyclic number.

It is not a de Polignac number, because 245456842733 - 2¹⁰ = 245456841709 is a prime.

It is a super-3 number, since 3×245456842733³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245456842703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122728421366 + 122728421367.

It is an arithmetic number, because the mean of its divisors is an integer number (122728421367).

Almost surely, 2^245456842733 is an apocalyptic number.

It is an amenable number.

245456842733 is a deficient number, since it is larger than the sum of its proper divisors (1).

245456842733 is an equidigital number, since it uses as much as digits as its factorization.

245456842733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19353600, while the sum is 53.

The spelling of 245456842733 in words is "two hundred forty-five billion, four hundred fifty-six million, eight hundred forty-two thousand, seven hundred thirty-three".