1959983648 has 24 divisors (see below), whose sum is σ = 4409963712. Its totient is φ = 839992896.

The previous prime is 1959983633. The next prime is 1959983671. The reversal of 1959983648 is 8463899591.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4374740 + ... + 4375187.

It is an arithmetic number, because the mean of its divisors is an integer number (183748488).

Almost surely, 2^1959983648 is an apocalyptic number.

It is an amenable number.

1959983648 is an abundant number, since it is smaller than the sum of its proper divisors (2449980064).

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

1959983648 is an equidigital number, since it uses as much as digits as its factorization.

1959983648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8749944 (or 8749936 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 62.

The square root of 1959983648 is about 44271.7025649568. The cubic root of 1959983648 is about 1251.4614688611.

The spelling of 1959983648 in words is "one billion, nine hundred fifty-nine million, nine hundred eighty-three thousand, six hundred forty-eight".