1065650967480 has 512 divisors, whose sum is σ = 3726985789440. Its totient is φ = 241177896960.

The previous prime is 1065650967473. The next prime is 1065650967481. The reversal of 1065650967480 is 847690565601.

It is a super-2 number, since 2×1065650967480² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1065650967480.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065650967481) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 660663154 + ... + 660664766.

It is an arithmetic number, because the mean of its divisors is an integer number (7279269120).

Almost surely, 2^{1065650967480} is an apocalyptic number.

1065650967480 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 1065650967480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1863492894720).

1065650967480 is an abundant number, since it is smaller than the sum of its proper divisors (2661334821960).

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

1065650967480 is a wasteful number, since it uses less digits than its factorization.

1065650967480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171 (or 2167 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 57.

The spelling of 1065650967480 in words is "one trillion, sixty-five billion, six hundred fifty million, nine hundred sixty-seven thousand, four hundred eighty".