522564760320641 has 8 divisors (see below), whose sum is σ = 553324695786504. Its totient is φ = 491807139512320.

The previous prime is 522564760320623. The next prime is 522564760320671. The reversal of 522564760320641 is 146023067465225.

It can be written as a sum of positive squares in 4 ways, for example, as 359851035667600 + 162713724653041 = 18969740^2 + 12755929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 522564760320641 - 2¹⁰ = 522564760319617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522564760320611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578199560 + ... + 579102633.

It is an arithmetic number, because the mean of its divisors is an integer number (69165586973313).

Almost surely, 2^{522564760320641} is an apocalyptic number.

It is an amenable number.

522564760320641 is a deficient number, since it is larger than the sum of its proper divisors (30759935465863).

522564760320641 is a wasteful number, since it uses less digits than its factorization.

522564760320641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157328771.

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 522564760320641 in words is "five hundred twenty-two trillion, five hundred sixty-four billion, seven hundred sixty million, three hundred twenty thousand, six hundred forty-one".