1054889856 has 48 divisors (see below), whose sum is σ = 3035558760. Its totient is φ = 351629568.

The previous prime is 1054889839. The next prime is 1054889863. The reversal of 1054889856 is 6589884501.

It is a happy number.

1054889856 is a `hidden beast` number, since 1 + 0 + 548 + 8 + 98 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1054889856² = 2225585216583401472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 456700 + ... + 459003.

Almost surely, 2^1054889856 is an apocalyptic number.

1054889856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1054889856 is an abundant number, since it is smaller than the sum of its proper divisors (1980668904).

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

1054889856 is an equidigital number, since it uses as much as digits as its factorization.

1054889856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915723 (or 915708 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 54.

The square root of 1054889856 is about 32479.0679669229. The cubic root of 1054889856 is about 1017.9717017569.

The spelling of 1054889856 in words is "one billion, fifty-four million, eight hundred eighty-nine thousand, eight hundred fifty-six".