8448764427 has 16 divisors (see below), whose sum is σ = 12688152480. Its totient is φ = 5555350656.

The previous prime is 8448764411. The next prime is 8448764483. The reversal of 8448764427 is 7244678448.

8448764427 is a `hidden beast` number, since 84 + 4 + 87 + 64 + 427 = 666.

It is not a de Polignac number, because 8448764427 - 2⁴ = 8448764411 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (8448765427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2141298 + ... + 2145239.

It is an arithmetic number, because the mean of its divisors is an integer number (793009530).

Almost surely, 2^8448764427 is an apocalyptic number.

8448764427 is a deficient number, since it is larger than the sum of its proper divisors (4239388053).

8448764427 is a wasteful number, since it uses less digits than its factorization.

8448764427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4286619 (or 4286613 counting only the distinct ones).

The product of its digits is 9633792, while the sum is 54.

The square root of 8448764427 is about 91917.1606774274. The cubic root of 8448764427 is about 2036.7187757722.

The spelling of 8448764427 in words is "eight billion, four hundred forty-eight million, seven hundred sixty-four thousand, four hundred twenty-seven".