5351012666 has 16 divisors (see below), whose sum is σ = 8147973120. Its totient is φ = 2635325280.

The previous prime is 5351012647. The next prime is 5351012683. The reversal of 5351012666 is 6662101535.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40475 + ... + 111086.

It is an arithmetic number, because the mean of its divisors is an integer number (509248320).

Almost surely, 2^5351012666 is an apocalyptic number.

5351012666 is a deficient number, since it is larger than the sum of its proper divisors (2796960454).

5351012666 is a wasteful number, since it uses less digits than its factorization.

5351012666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151829.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 5351012666 is about 73150.6163063579. The cubic root of 5351012666 is about 1749.0893401821.

The spelling of 5351012666 in words is "five billion, three hundred fifty-one million, twelve thousand, six hundred sixty-six".