8126477748 has 36 divisors (see below), whose sum is σ = 20559850948. Its totient is φ = 2706462720.

The previous prime is 8126477747. The next prime is 8126477773. The reversal of 8126477748 is 8477746218.

8126477748 is a `hidden beast` number, since 8 + 126 + 477 + 7 + 48 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4514227344 + 3612250404 = 67188^2 + 60102^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 8126477694 and 8126477703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8126477741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56383 + ... + 139398.

Almost surely, 2^8126477748 is an apocalyptic number.

It is an amenable number.

8126477748 is an abundant number, since it is smaller than the sum of its proper divisors (12433373200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8126477748 is a wasteful number, since it uses less digits than its factorization.

8126477748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196944 (or 196939 counting only the distinct ones).

The product of its digits is 4214784, while the sum is 54.

The square root of 8126477748 is about 90146.9785849753. The cubic root of 8126477748 is about 2010.4847512796.

The spelling of 8126477748 in words is "eight billion, one hundred twenty-six million, four hundred seventy-seven thousand, seven hundred forty-eight".