5260321756477 has 2 divisors, whose sum is σ = 5260321756478. Its totient is φ = 5260321756476.

The previous prime is 5260321756463. The next prime is 5260321756489. The reversal of 5260321756477 is 7746571230625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5026613324121 + 233708432356 = 2242011^2 + 483434^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5260321756477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5260321757477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630160878238 + 2630160878239.

It is an arithmetic number, because the mean of its divisors is an integer number (2630160878239).

Almost surely, 2^{5260321756477} is an apocalyptic number.

It is an amenable number.

5260321756477 is a deficient number, since it is larger than the sum of its proper divisors (1).

5260321756477 is an equidigital number, since it uses as much as digits as its factorization.

5260321756477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14817600, while the sum is 55.

The spelling of 5260321756477 in words is "five trillion, two hundred sixty billion, three hundred twenty-one million, seven hundred fifty-six thousand, four hundred seventy-seven".