525730304625997 has 2 divisors, whose sum is σ = 525730304625998. Its totient is φ = 525730304625996.

The previous prime is 525730304625907. The next prime is 525730304626049. The reversal of 525730304625997 is 799526403037525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494971234706601 + 30759069919396 = 22247949^2 + 5546086^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525730304625997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525730304625907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262865152312998 + 262865152312999.

It is an arithmetic number, because the mean of its divisors is an integer number (262865152312999).

Almost surely, 2^{525730304625997} is an apocalyptic number.

It is an amenable number.

525730304625997 is a deficient number, since it is larger than the sum of its proper divisors (1).

525730304625997 is an equidigital number, since it uses as much as digits as its factorization.

525730304625997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 428652000, while the sum is 67.

The spelling of 525730304625997 in words is "five hundred twenty-five trillion, seven hundred thirty billion, three hundred four million, six hundred twenty-five thousand, nine hundred ninety-seven".