606660451616 has 12 divisors (see below), whose sum is σ = 1194362764182. Its totient is φ = 303330225792.

The previous prime is 606660451609. The next prime is 606660451637. The reversal of 606660451616 is 616154066606.

It can be written as a sum of positive squares in only one way, i.e., 599701555216 + 6958896400 = 774404^2 + 83420^2 .

It is a super-2 number, since 2×606660451616² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9479069525 + ... + 9479069588.

Almost surely, 2^606660451616 is an apocalyptic number.

It is an amenable number.

606660451616 is a deficient number, since it is larger than the sum of its proper divisors (587702312566).

606660451616 is a wasteful number, since it uses less digits than its factorization.

606660451616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18958139123 (or 18958139115 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 606660451616 in words is "six hundred six billion, six hundred sixty million, four hundred fifty-one thousand, six hundred sixteen".