8456455748 has 24 divisors (see below), whose sum is σ = 16003319640. Its totient is φ = 3886778880.

The previous prime is 8456455661. The next prime is 8456455753. The reversal of 8456455748 is 8475546548.

It can be written as a sum of positive squares in 4 ways, for example, as 1425968644 + 7030487104 = 37762^2 + 83848^2 .

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 8456455693 and 8456455702.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324863 + ... + 349926.

It is an arithmetic number, because the mean of its divisors is an integer number (666804985).

Almost surely, 2^8456455748 is an apocalyptic number.

It is an amenable number.

8456455748 is a deficient number, since it is larger than the sum of its proper divisors (7546863892).

8456455748 is a wasteful number, since it uses less digits than its factorization.

8456455748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675047 (or 675045 counting only the distinct ones).

The product of its digits is 21504000, while the sum is 56.

The square root of 8456455748 is about 91958.9894898808. The cubic root of 8456455748 is about 2037.3366296953.

The spelling of 8456455748 in words is "eight billion, four hundred fifty-six million, four hundred fifty-five thousand, seven hundred forty-eight".