5211062666 has 16 divisors (see below), whose sum is σ = 8636238144. Its totient is φ = 2345644224.

The previous prime is 5211062657. The next prime is 5211062671. The reversal of 5211062666 is 6662601125.

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, 3331100 + ... + 3332663.

It is an arithmetic number, because the mean of its divisors is an integer number (539764884).

Almost surely, 2^5211062666 is an apocalyptic number.

5211062666 is a deficient number, since it is larger than the sum of its proper divisors (3425175478).

5211062666 is a wasteful number, since it uses less digits than its factorization.

5211062666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6663805.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 5211062666 is about 72187.6905434715. The cubic root of 5211062666 is about 1733.7059191743.

The spelling of 5211062666 in words is "five billion, two hundred eleven million, sixty-two thousand, six hundred sixty-six".