545319774739 has 2 divisors, whose sum is σ = 545319774740. Its totient is φ = 545319774738.

The previous prime is 545319774707. The next prime is 545319774781. The reversal of 545319774739 is 937477913545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545319774739 - 2⁵ = 545319774707 is a prime.

It is not a weakly prime, because it can be changed into another prime (545319778739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272659887369 + 272659887370.

It is an arithmetic number, because the mean of its divisors is an integer number (272659887370).

Almost surely, 2^545319774739 is an apocalyptic number.

545319774739 is a deficient number, since it is larger than the sum of its proper divisors (1).

545319774739 is an equidigital number, since it uses as much as digits as its factorization.

545319774739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100018800, while the sum is 64.

The spelling of 545319774739 in words is "five hundred forty-five billion, three hundred nineteen million, seven hundred seventy-four thousand, seven hundred thirty-nine".