64613067166 has 4 divisors (see below), whose sum is σ = 96919600752. Its totient is φ = 32306533582.

The previous prime is 64613067131. The next prime is 64613067173. The reversal of 64613067166 is 66176031646.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 16153266790 + ... + 16153266793.

It is an arithmetic number, because the mean of its divisors is an integer number (24229900188).

Almost surely, 2^64613067166 is an apocalyptic number.

64613067166 is a deficient number, since it is larger than the sum of its proper divisors (32306533586).

64613067166 is a wasteful number, since it uses less digits than its factorization.

64613067166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32306533585.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 64613067166 in words is "sixty-four billion, six hundred thirteen million, sixty-seven thousand, one hundred sixty-six".