535250640557 has 2 divisors, whose sum is σ = 535250640558. Its totient is φ = 535250640556.

The previous prime is 535250640553. The next prime is 535250640653. The reversal of 535250640557 is 755046052535.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 318435618601 + 216815021956 = 564301^2 + 465634^2 .

It is a cyclic number.

It is not a de Polignac number, because 535250640557 - 2² = 535250640553 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (535250640553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267625320278 + 267625320279.

It is an arithmetic number, because the mean of its divisors is an integer number (267625320279).

Almost surely, 2^535250640557 is an apocalyptic number.

It is an amenable number.

535250640557 is a deficient number, since it is larger than the sum of its proper divisors (1).

535250640557 is an equidigital number, since it uses as much as digits as its factorization.

535250640557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150000, while the sum is 47.

The spelling of 535250640557 in words is "five hundred thirty-five billion, two hundred fifty million, six hundred forty thousand, five hundred fifty-seven".