1050668648 has 16 divisors (see below), whose sum is σ = 1974826500. Its totient is φ = 524048256.

The previous prime is 1050668639. The next prime is 1050668677. The reversal of 1050668648 is 8468660501.

It can be written as a sum of positive squares in 2 ways, for example, as 1014932164 + 35736484 = 31858^2 + 5978^2 .

It is a super-2 number, since 2×1050668648² = 2207809215780295808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1050668599 and 1050668608.

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, 157283 + ... + 163826.

Almost surely, 2^1050668648 is an apocalyptic number.

It is an amenable number.

1050668648 is a deficient number, since it is larger than the sum of its proper divisors (924157852).

1050668648 is a wasteful number, since it uses less digits than its factorization.

1050668648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321524 (or 321520 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 1050668648 is about 32414.0193126369. The cubic root of 1050668648 is about 1016.6120606820.

The spelling of 1050668648 in words is "one billion, fifty million, six hundred sixty-eight thousand, six hundred forty-eight".