1065580016 has 20 divisors (see below), whose sum is σ = 2072244600. Its totient is φ = 530807232.

The previous prime is 1065580007. The next prime is 1065580027. The reversal of 1065580016 is 6100855601.

It is a happy number.

It is a super-2 number, since 2×1065580016² = 2270921540997120512, which contains 22 as substring.

It is a congruent number.

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, 119486 + ... + 128093.

It is an arithmetic number, because the mean of its divisors is an integer number (103612230).

Almost surely, 2^1065580016 is an apocalyptic number.

1065580016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1065580016 is a deficient number, since it is larger than the sum of its proper divisors (1006664584).

1065580016 is a wasteful number, since it uses less digits than its factorization.

1065580016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247856 (or 247850 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 1065580016 is about 32643.2231251756. The cubic root of 1065580016 is about 1021.3988291971.

The spelling of 1065580016 in words is "one billion, sixty-five million, five hundred eighty thousand, sixteen".