66325982 has 8 divisors (see below), whose sum is σ = 99558552. Its totient is φ = 33139800.

The previous prime is 66325969. The next prime is 66326003. The reversal of 66325982 is 28952366.

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, 7769 + ... + 13892.

It is an arithmetic number, because the mean of its divisors is an integer number (12444819).

Almost surely, 2^66325982 is an apocalyptic number.

66325982 is a deficient number, since it is larger than the sum of its proper divisors (33232570).

66325982 is a wasteful number, since it uses less digits than its factorization.

66325982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23194.

The product of its digits is 155520, while the sum is 41.

The square root of 66325982 is about 8144.0764976761. The cubic root of 66325982 is about 404.7882488048.

The spelling of 66325982 in words is "sixty-six million, three hundred twenty-five thousand, nine hundred eighty-two".