8628949425 has 12 divisors (see below), whose sum is σ = 14266529840. Its totient is φ = 4602106320.

The previous prime is 8628949387. The next prime is 8628949463. The reversal of 8628949425 is 5249498268.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (8628949387) and next prime (8628949463).

It is not a de Polignac number, because 8628949425 - 2¹² = 8628945329 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57526255 + ... + 57526404.

Almost surely, 2^8628949425 is an apocalyptic number.

It is an amenable number.

8628949425 is a deficient number, since it is larger than the sum of its proper divisors (5637580415).

8628949425 is a wasteful number, since it uses less digits than its factorization.

8628949425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115052672 (or 115052667 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 57.

The square root of 8628949425 is about 92892.1386609222. The cubic root of 8628949425 is about 2051.0959378975.

The spelling of 8628949425 in words is "eight billion, six hundred twenty-eight million, nine hundred forty-nine thousand, four hundred twenty-five".