825595477373 has 2 divisors, whose sum is σ = 825595477374. Its totient is φ = 825595477372.

The previous prime is 825595477349. The next prime is 825595477379. The reversal of 825595477373 is 373774595528.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 535184422969 + 290411054404 = 731563^2 + 538898^2 .

It is a cyclic number.

It is not a de Polignac number, because 825595477373 - 2⁶ = 825595477309 is a prime.

It is a super-2 number, since 2×825595477373² (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 (825595477379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412797738686 + 412797738687.

It is an arithmetic number, because the mean of its divisors is an integer number (412797738687).

Almost surely, 2^825595477373 is an apocalyptic number.

It is an amenable number.

825595477373 is a deficient number, since it is larger than the sum of its proper divisors (1).

825595477373 is an equidigital number, since it uses as much as digits as its factorization.

825595477373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222264000, while the sum is 65.

The spelling of 825595477373 in words is "eight hundred twenty-five billion, five hundred ninety-five million, four hundred seventy-seven thousand, three hundred seventy-three".