8425421151 has 8 divisors (see below), whose sum is σ = 12838737024. Its totient is φ = 4814526360.

The previous prime is 8425421143. The next prime is 8425421197. The reversal of 8425421151 is 1511245248.

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

It is not a de Polignac number, because 8425421151 - 2³ = 8425421143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8425421101) 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, 200605245 + ... + 200605286.

It is an arithmetic number, because the mean of its divisors is an integer number (1604842128).

Almost surely, 2^8425421151 is an apocalyptic number.

8425421151 is a deficient number, since it is larger than the sum of its proper divisors (4413315873).

8425421151 is a wasteful number, since it uses less digits than its factorization.

8425421151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401210541.

The product of its digits is 12800, while the sum is 33.

The square root of 8425421151 is about 91790.0928804411. The cubic root of 8425421151 is about 2034.8412806362.

Adding to 8425421151 its reverse (1511245248), we get a palindrome (9936666399).

The spelling of 8425421151 in words is "eight billion, four hundred twenty-five million, four hundred twenty-one thousand, one hundred fifty-one".