52760777778061 has 2 divisors, whose sum is σ = 52760777778062. Its totient is φ = 52760777778060.

The previous prime is 52760777778041. The next prime is 52760777778227. The reversal of 52760777778061 is 16087777706725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52339292468100 + 421485309961 = 7234590^2 + 649219^2 .

It is a cyclic number.

It is not a de Polignac number, because 52760777778061 - 2⁹ = 52760777777549 is a prime.

It is a super-3 number, since 3×52760777778061³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52760777778041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26380388889030 + 26380388889031.

It is an arithmetic number, because the mean of its divisors is an integer number (26380388889031).

Almost surely, 2^{52760777778061} is an apocalyptic number.

It is an amenable number.

52760777778061 is a deficient number, since it is larger than the sum of its proper divisors (1).

52760777778061 is an equidigital number, since it uses as much as digits as its factorization.

52760777778061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338829120, while the sum is 70.

The spelling of 52760777778061 in words is "fifty-two trillion, seven hundred sixty billion, seven hundred seventy-seven million, seven hundred seventy-eight thousand, sixty-one".