522951948901 has 2 divisors, whose sum is σ = 522951948902. Its totient is φ = 522951948900.

The previous prime is 522951948851. The next prime is 522951948907. The reversal of 522951948901 is 109849159225.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 500734555876 + 22217393025 = 707626^2 + 149055^2 .

It is a cyclic number.

It is not a de Polignac number, because 522951948901 - 2¹⁵ = 522951916133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522951948907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261475974450 + 261475974451.

It is an arithmetic number, because the mean of its divisors is an integer number (261475974451).

Almost surely, 2^522951948901 is an apocalyptic number.

It is an amenable number.

522951948901 is a deficient number, since it is larger than the sum of its proper divisors (1).

522951948901 is an equidigital number, since it uses as much as digits as its factorization.

522951948901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 55.

The spelling of 522951948901 in words is "five hundred twenty-two billion, nine hundred fifty-one million, nine hundred forty-eight thousand, nine hundred one".