1660067326096 has 15 divisors (see below), whose sum is σ = 3216390429721. Its totient is φ = 830031086176.

The previous prime is 1660067326091. The next prime is 1660067326097. The reversal of 1660067326096 is 6906237600661.

The square root of 1660067326096 is 1288436.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 919228407696 + 740838918400 = 958764^2 + 860720^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1660067326091) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4992690 + ... + 5314798.

Almost surely, 2^{1660067326096} is an apocalyptic number.

1660067326096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1660067326096 is the 1288436-th square number.

It is an amenable number.

1660067326096 is a deficient number, since it is larger than the sum of its proper divisors (1556323103625).

1660067326096 is an frugal number, since it uses more digits than its factorization.

1660067326096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644226 (or 322111 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 52.

The spelling of 1660067326096 in words is "one trillion, six hundred sixty billion, sixty-seven million, three hundred twenty-six thousand, ninety-six".