1065166170720 has 96 divisors (see below), whose sum is σ = 3501154927872. Its totient is φ = 271694556672.

The previous prime is 1065166170703. The next prime is 1065166170721. The reversal of 1065166170720 is 270716615601.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1065166170720² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065166170721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48230182 + ... + 48252261.

It is an arithmetic number, because the mean of its divisors is an integer number (36470363832).

Almost surely, 2^{1065166170720} is an apocalyptic number.

1065166170720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1065166170720 is an abundant number, since it is smaller than the sum of its proper divisors (2435988757152).

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

1065166170720 is a wasteful number, since it uses less digits than its factorization.

1065166170720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96482484 (or 96482476 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 42.

The spelling of 1065166170720 in words is "one trillion, sixty-five billion, one hundred sixty-six million, one hundred seventy thousand, seven hundred twenty".