66503376314 has 8 divisors (see below), whose sum is σ = 99757465140. Its totient is φ = 33250887936.

The previous prime is 66503376311. The next prime is 66503376323. The reversal of 66503376314 is 41367330566.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 63436985689 + 3066390625 = 251867^2 + 55375^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×66503376314² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66503376311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290189 + ... + 466064.

Almost surely, 2^66503376314 is an apocalyptic number.

66503376314 is a deficient number, since it is larger than the sum of its proper divisors (33254088826).

66503376314 is a wasteful number, since it uses less digits than its factorization.

66503376314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800224.

The product of its (nonzero) digits is 816480, while the sum is 44.

The spelling of 66503376314 in words is "sixty-six billion, five hundred three million, three hundred seventy-six thousand, three hundred fourteen".