620060510666 has 8 divisors (see below), whose sum is σ = 934498779744. Its totient is φ = 308560917420.

The previous prime is 620060510647. The next prime is 620060510683. The reversal of 620060510666 is 666015060026.

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 734668430 + ... + 734669273.

It is an arithmetic number, because the mean of its divisors is an integer number (116812347468).

Almost surely, 2^620060510666 is an apocalyptic number.

620060510666 is a deficient number, since it is larger than the sum of its proper divisors (314438269078).

620060510666 is a wasteful number, since it uses less digits than its factorization.

620060510666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469337916.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 620060510666 in words is "six hundred twenty billion, sixty million, five hundred ten thousand, six hundred sixty-six".