66479102 has 4 divisors (see below), whose sum is σ = 99718656. Its totient is φ = 33239550.

The previous prime is 66479093. The next prime is 66479117. The reversal of 66479102 is 20197466.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16619774 + ... + 16619777.

It is an arithmetic number, because the mean of its divisors is an integer number (24929664).

Almost surely, 2^66479102 is an apocalyptic number.

66479102 is a deficient number, since it is larger than the sum of its proper divisors (33239554).

66479102 is a wasteful number, since it uses less digits than its factorization.

66479102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33239553.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 66479102 is about 8153.4717758756. The cubic root of 66479102 is about 405.0995071249.

The spelling of 66479102 in words is "sixty-six million, four hundred seventy-nine thousand, one hundred two".