1895648256 has 132 divisors (see below), whose sum is σ = 5529552912. Its totient is φ = 625434624.

The previous prime is 1895648239. The next prime is 1895648263. The reversal of 1895648256 is 6528465981.

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 11 ways as a sum of consecutive naturals, for example, 948250 + ... + 950246.

Almost surely, 2^1895648256 is an apocalyptic number.

1895648256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1895648256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2764776456).

1895648256 is an abundant number, since it is smaller than the sum of its proper divisors (3633904656).

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

1895648256 is a wasteful number, since it uses less digits than its factorization.

1895648256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126 (or 2105 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 54.

The square root of 1895648256 is about 43539.0428925579. The cubic root of 1895648256 is about 1237.6160092040.

The spelling of 1895648256 in words is "one billion, eight hundred ninety-five million, six hundred forty-eight thousand, two hundred fifty-six".