545051742061 has 2 divisors, whose sum is σ = 545051742062. Its totient is φ = 545051742060.

The previous prime is 545051741869. The next prime is 545051742073. The reversal of 545051742061 is 160247150545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 430459336836 + 114592405225 = 656094^2 + 338515^2 .

It is a cyclic number.

It is not a de Polignac number, because 545051742061 - 2¹³ = 545051733869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545051740061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272525871030 + 272525871031.

It is an arithmetic number, because the mean of its divisors is an integer number (272525871031).

Almost surely, 2^545051742061 is an apocalyptic number.

It is an amenable number.

545051742061 is a deficient number, since it is larger than the sum of its proper divisors (1).

545051742061 is an equidigital number, since it uses as much as digits as its factorization.

545051742061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 545051742061 in words is "five hundred forty-five billion, fifty-one million, seven hundred forty-two thousand, sixty-one".