841631934025 has 81 divisors (see below), whose sum is σ = 1139545870293. Its totient is φ = 616496160000.

The previous prime is 841631934007. The next prime is 841631934029. The reversal of 841631934025 is 520439136148.

It is a happy number.

The square root of 841631934025 is 917405.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 19686615481 + 821945318544 = 140309^2 + 906612^2 .

It is not a de Polignac number, because 841631934025 - 2⁷ = 841631933897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (841631934029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 3353115150 + ... + 3353115400.

Almost surely, 2^841631934025 is an apocalyptic number.

841631934025 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

841631934025 is the 917405-th square number.

841631934025 is the 458703-rd centered octagonal number.

It is an amenable number.

841631934025 is a deficient number, since it is larger than the sum of its proper divisors (297913936268).

841631934025 is an equidigital number, since it uses as much as digits as its factorization.

841631934025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 841631934025 in words is "eight hundred forty-one billion, six hundred thirty-one million, nine hundred thirty-four thousand, twenty-five".