66025060216 has 32 divisors (see below), whose sum is σ = 129201156000. Its totient is φ = 31571900800.

The previous prime is 66025060151. The next prime is 66025060229. The reversal of 66025060216 is 61206052066.

It is a congruent number.

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, 1206210 + ... + 1259758.

It is an arithmetic number, because the mean of its divisors is an integer number (4037536125).

Almost surely, 2^66025060216 is an apocalyptic number.

It is an amenable number.

66025060216 is a deficient number, since it is larger than the sum of its proper divisors (63176095784).

66025060216 is a wasteful number, since it uses less digits than its factorization.

66025060216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60279 (or 60275 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 66025060216 in words is "sixty-six billion, twenty-five million, sixty thousand, two hundred sixteen".