6475454856 has 48 divisors (see below), whose sum is σ = 18886746060. Its totient is φ = 1992447360.

The previous prime is 6475454831. The next prime is 6475454861. The reversal of 6475454856 is 6584545746.

6475454856 is a `hidden beast` number, since 6 + 4 + 7 + 545 + 48 + 56 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5301296100 + 1174158756 = 72810^2 + 34266^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3458175 + ... + 3460046.

Almost surely, 2^6475454856 is an apocalyptic number.

It is an amenable number.

6475454856 is an abundant number, since it is smaller than the sum of its proper divisors (12411291204).

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

6475454856 is a wasteful number, since it uses less digits than its factorization.

6475454856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6918246 (or 6918239 counting only the distinct ones).

The product of its digits is 16128000, while the sum is 54.

The square root of 6475454856 is about 80470.2109851838. The cubic root of 6475454856 is about 1863.9035121391.

The spelling of 6475454856 in words is "six billion, four hundred seventy-five million, four hundred fifty-four thousand, eight hundred fifty-six".