1020566416 has 10 divisors (see below), whose sum is σ = 1977347462. Its totient is φ = 510283200.

The previous prime is 1020566401. The next prime is 1020566447. The reversal of 1020566416 is 6146650201.

1020566416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1013785600 + 6780816 = 31840^2 + 2604^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31892685 + ... + 31892716.

Almost surely, 2^1020566416 is an apocalyptic number.

1020566416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1020566416 is a deficient number, since it is larger than the sum of its proper divisors (956781046).

1020566416 is an equidigital number, since it uses as much as digits as its factorization.

1020566416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63785409 (or 63785403 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1020566416 is about 31946.3052010714. The cubic root of 1020566416 is about 1006.8090042338.

The spelling of 1020566416 in words is "one billion, twenty million, five hundred sixty-six thousand, four hundred sixteen".