1047856896 has 54 divisors (see below), whose sum is σ = 3021236400. Its totient is φ = 349284864.

The previous prime is 1047856883. The next prime is 1047856907. The reversal of 1047856896 is 6986587401.

1047856896 is a `hidden beast` number, since 1 + 0 + 4 + 78 + 568 + 9 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225096 + ... + 229703.

Almost surely, 2^1047856896 is an apocalyptic number.

1047856896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1047856896 is an abundant number, since it is smaller than the sum of its proper divisors (1973379504).

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

1047856896 is an equidigital number, since it uses as much as digits as its factorization.

1047856896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454821 (or 454804 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 1047856896 is about 32370.6177883586. The cubic root of 1047856896 is about 1015.7043800690.

The spelling of 1047856896 in words is "one billion, forty-seven million, eight hundred fifty-six thousand, eight hundred ninety-six".