100525210640653 has 2 divisors, whose sum is σ = 100525210640654. Its totient is φ = 100525210640652.

The previous prime is 100525210640479. The next prime is 100525210640689. The reversal of 100525210640653 is 356046012525001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94980188825284 + 5545021815369 = 9745778^2 + 2354787^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100525210640653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100525210640453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50262605320326 + 50262605320327.

It is an arithmetic number, because the mean of its divisors is an integer number (50262605320327).

Almost surely, 2^{100525210640653} is an apocalyptic number.

It is an amenable number.

100525210640653 is a deficient number, since it is larger than the sum of its proper divisors (1).

100525210640653 is an equidigital number, since it uses as much as digits as its factorization.

100525210640653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 100525210640653 in words is "one hundred trillion, five hundred twenty-five billion, two hundred ten million, six hundred forty thousand, six hundred fifty-three".