66170825102 has 8 divisors (see below), whose sum is σ = 101128997016. Its totient is φ = 32461159432.

The previous prime is 66170825069. The next prime is 66170825111. The reversal of 66170825102 is 20152807166.

66170825102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312126428 + ... + 312126639.

It is an arithmetic number, because the mean of its divisors is an integer number (12641124627).

Almost surely, 2^66170825102 is an apocalyptic number.

66170825102 is a deficient number, since it is larger than the sum of its proper divisors (34958171914).

66170825102 is a wasteful number, since it uses less digits than its factorization.

66170825102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624253122.

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 66170825102 in words is "sixty-six billion, one hundred seventy million, eight hundred twenty-five thousand, one hundred two".