8538225633 has 48 divisors (see below), whose sum is σ = 14635944960. Its totient is φ = 4872624336.

The previous prime is 8538225613. The next prime is 8538225653. The reversal of 8538225633 is 3365228358.

8538225633 is a `hidden beast` number, since 8 + 5 + 3 + 8 + 2 + 2 + 5 + 633 = 666.

It is an interprime number because it is at equal distance from previous prime (8538225613) and next prime (8538225653).

It is not a de Polignac number, because 8538225633 - 2¹⁶ = 8538160097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8538225613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1505958 + ... + 1511616.

It is an arithmetic number, because the mean of its divisors is an integer number (304915520).

Almost surely, 2^8538225633 is an apocalyptic number.

It is an amenable number.

8538225633 is a deficient number, since it is larger than the sum of its proper divisors (6097719327).

8538225633 is an equidigital number, since it uses as much as digits as its factorization.

8538225633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6568 (or 6556 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 8538225633 is about 92402.5196247375. The cubic root of 8538225633 is about 2043.8822675444.

The spelling of 8538225633 in words is "eight billion, five hundred thirty-eight million, two hundred twenty-five thousand, six hundred thirty-three".