1065980160 has 216 divisors, whose sum is σ = 4215382080. Its totient is φ = 243634176.

The previous prime is 1065980137. The next prime is 1065980203. The reversal of 1065980160 is 610895601.

1065980160 is a `hidden beast` number, since 1 + 0 + 6 + 598 + 0 + 1 + 60 = 666.

It is a super-2 number, since 2×1065980160² = 2272627403027251200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74031 + ... + 87249.

Almost surely, 2^1065980160 is an apocalyptic number.

1065980160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1065980160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2107691040).

1065980160 is an abundant number, since it is smaller than the sum of its proper divisors (3149401920).

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

1065980160 is a wasteful number, since it uses less digits than its factorization.

1065980160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13253 (or 13236 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 1065980160 is about 32649.3516015250. The cubic root of 1065980160 is about 1021.5266642600.

The spelling of 1065980160 in words is "one billion, sixty-five million, nine hundred eighty thousand, one hundred sixty".