1065061505560 has 64 divisors (see below), whose sum is σ = 2663975220480. Its totient is φ = 380567877120.

The previous prime is 1065061505489. The next prime is 1065061505567. The reversal of 1065061505560 is 655051605601.

It is a super-2 number, since 2×1065061505560² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065061505567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33019287 + ... + 33051526.

It is an arithmetic number, because the mean of its divisors is an integer number (41624612820).

Almost surely, 2^{1065061505560} is an apocalyptic number.

1065061505560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1065061505560 is an abundant number, since it is smaller than the sum of its proper divisors (1598913714920).

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

1065061505560 is a wasteful number, since it uses less digits than its factorization.

1065061505560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66070868 (or 66070864 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 1065061505560 in words is "one trillion, sixty-five billion, sixty-one million, five hundred five thousand, five hundred sixty".