545747747513 has 2 divisors, whose sum is σ = 545747747514. Its totient is φ = 545747747512.

The previous prime is 545747747497. The next prime is 545747747527. The reversal of 545747747513 is 315747747545.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 466780003369 + 78967744144 = 683213^2 + 281012^2 .

It is a cyclic number.

It is not a de Polignac number, because 545747747513 - 2⁴ = 545747747497 is a prime.

It is not a weakly prime, because it can be changed into another prime (545747747213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272873873756 + 272873873757.

It is an arithmetic number, because the mean of its divisors is an integer number (272873873757).

Almost surely, 2^545747747513 is an apocalyptic number.

It is an amenable number.

545747747513 is a deficient number, since it is larger than the sum of its proper divisors (1).

545747747513 is an equidigital number, since it uses as much as digits as its factorization.

545747747513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57624000, while the sum is 59.

It can be divided in two parts, 54574 and 7747513, that added together give a palindrome (7802087).

The spelling of 545747747513 in words is "five hundred forty-five billion, seven hundred forty-seven million, seven hundred forty-seven thousand, five hundred thirteen".