52056703409 has 2 divisors, whose sum is σ = 52056703410. Its totient is φ = 52056703408.

The previous prime is 52056703397. The next prime is 52056703451. The reversal of 52056703409 is 90430765025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47416369009 + 4640334400 = 217753^2 + 68120^2 .

It is a cyclic number.

It is not a de Polignac number, because 52056703409 - 2⁴ = 52056703393 is a prime.

It is not a weakly prime, because it can be changed into another prime (52056703499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26028351704 + 26028351705.

It is an arithmetic number, because the mean of its divisors is an integer number (26028351705).

Almost surely, 2^52056703409 is an apocalyptic number.

It is an amenable number.

52056703409 is a deficient number, since it is larger than the sum of its proper divisors (1).

52056703409 is an equidigital number, since it uses as much as digits as its factorization.

52056703409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 52056703409 in words is "fifty-two billion, fifty-six million, seven hundred three thousand, four hundred nine".