410825875849 has 3 divisors (see below), whose sum is σ = 410826516807. Its totient is φ = 410825234892.

The previous prime is 410825875793. The next prime is 410825875907. The reversal of 410825875849 is 948578528014.

It is a happy number.

The square root of 410825875849 is 640957.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 42702156025 + 368123719824 = 206645^2 + 606732^2 .

It is not a de Polignac number, because 410825875849 - 2⁷ = 410825875721 is a prime.

It is a super-2 number, since 2×410825875849² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (410825875349) 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 2 ways as a sum of consecutive naturals, for example, 320479 + ... + 961435.

It is an arithmetic number, because the mean of its divisors is an integer number (136942172269).

Almost surely, 2^410825875849 is an apocalyptic number.

410825875849 is the 640957-th square number.

410825875849 is the 320479-th centered octagonal number.

It is an amenable number.

410825875849 is a deficient number, since it is larger than the sum of its proper divisors (640958).

410825875849 is an frugal number, since it uses more digits than its factorization.

410825875849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281914 (or 640957 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 61.

The spelling of 410825875849 in words is "four hundred ten billion, eight hundred twenty-five million, eight hundred seventy-five thousand, eight hundred forty-nine".