8551453625 has 32 divisors (see below), whose sum is σ = 12538012032. Its totient is φ = 5740824000.

The previous prime is 8551453621. The next prime is 8551453649. The reversal of 8551453625 is 5263541558.

It is a happy number.

It is not a de Polignac number, because 8551453625 - 2² = 8551453621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8551453621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221327 + ... + 257076.

It is an arithmetic number, because the mean of its divisors is an integer number (391812876).

Almost surely, 2^8551453625 is an apocalyptic number.

It is an amenable number.

8551453625 is a deficient number, since it is larger than the sum of its proper divisors (3986558407).

8551453625 is a wasteful number, since it uses less digits than its factorization.

8551453625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478442 (or 478432 counting only the distinct ones).

The product of its digits is 720000, while the sum is 44.

The square root of 8551453625 is about 92474.0700142478. The cubic root of 8551453625 is about 2044.9372294385.

The spelling of 8551453625 in words is "eight billion, five hundred fifty-one million, four hundred fifty-three thousand, six hundred twenty-five".