1061650512 has 60 divisors (see below), whose sum is σ = 3199702324. Its totient is φ = 326661120.

The previous prime is 1061650507. The next prime is 1061650519. The reversal of 1061650512 is 2150561601.

It is a happy number.

1061650512 is a `hidden beast` number, since 1 + 0 + 6 + 1 + 650 + 5 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 507330576 + 554319936 = 22524^2 + 23544^2 .

It is a super-2 number, since 2×1061650512² = 2254203619259724288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061650519) by changing a digit.

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, 281689 + ... + 285432.

Almost surely, 2^1061650512 is an apocalyptic number.

1061650512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1061650512 is an abundant number, since it is smaller than the sum of its proper divisors (2138051812).

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

1061650512 is a wasteful number, since it uses less digits than its factorization.

1061650512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567148 (or 567139 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1061650512 is about 32582.9788693422. The cubic root of 1061650512 is about 1020.1417565381.

The spelling of 1061650512 in words is "one billion, sixty-one million, six hundred fifty thousand, five hundred twelve".