846520528573 has 2 divisors, whose sum is σ = 846520528574. Its totient is φ = 846520528572.

The previous prime is 846520528549. The next prime is 846520528577. The reversal of 846520528573 is 375825025648.

846520528573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 479698915609 + 366821612964 = 692603^2 + 605658^2 .

It is a cyclic number.

It is not a de Polignac number, because 846520528573 - 2⁵ = 846520528541 is a prime.

It is a super-2 number, since 2×846520528573² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (846520528577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423260264286 + 423260264287.

It is an arithmetic number, because the mean of its divisors is an integer number (423260264287).

Almost surely, 2^846520528573 is an apocalyptic number.

It is an amenable number.

846520528573 is a deficient number, since it is larger than the sum of its proper divisors (1).

846520528573 is an equidigital number, since it uses as much as digits as its factorization.

846520528573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128000, while the sum is 55.

The spelling of 846520528573 in words is "eight hundred forty-six billion, five hundred twenty million, five hundred twenty-eight thousand, five hundred seventy-three".