4521164668 has 6 divisors (see below), whose sum is σ = 7912038176. Its totient is φ = 2260582332.

The previous prime is 4521164653. The next prime is 4521164689. The reversal of 4521164668 is 8664611254.

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, 565145580 + ... + 565145587.

Almost surely, 2^4521164668 is an apocalyptic number.

It is an amenable number.

4521164668 is a deficient number, since it is larger than the sum of its proper divisors (3390873508).

4521164668 is a wasteful number, since it uses less digits than its factorization.

4521164668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130291171 (or 1130291169 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 4521164668 is about 67239.6063938509. The cubic root of 4521164668 is about 1653.5478806768.

The spelling of 4521164668 in words is "four billion, five hundred twenty-one million, one hundred sixty-four thousand, six hundred sixty-eight".