66373343705224 has 32 divisors (see below), whose sum is σ = 125730397873080. Its totient is φ = 32846675226624.

The previous prime is 66373343705203. The next prime is 66373343705243. The reversal of 66373343705224 is 42250734337366.

It can be written as a sum of positive squares in 4 ways, for example, as 50503621428100 + 15869722277124 = 7106590^2 + 3983682^2 .

It is a super-2 number, since 2×66373343705224² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89481717 + ... + 90220420.

Almost surely, 2^{66373343705224} is an apocalyptic number.

It is an amenable number.

66373343705224 is a deficient number, since it is larger than the sum of its proper divisors (59357054167856).

66373343705224 is a wasteful number, since it uses less digits than its factorization.

66373343705224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179702617 (or 179702613 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 55.

The spelling of 66373343705224 in words is "sixty-six trillion, three hundred seventy-three billion, three hundred forty-three million, seven hundred five thousand, two hundred twenty-four".