606456043651 has 4 divisors (see below), whose sum is σ = 606518905000. Its totient is φ = 606393182304.

The previous prime is 606456043639. The next prime is 606456043681. The reversal of 606456043651 is 156340654606.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 156340654606 = 2 ⋅78170327303.

It is a cyclic number.

It is not a de Polignac number, because 606456043651 - 2¹³ = 606456035459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (606456043631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31416201 + ... + 31435498.

It is an arithmetic number, because the mean of its divisors is an integer number (151629726250).

Almost surely, 2^606456043651 is an apocalyptic number.

606456043651 is a deficient number, since it is larger than the sum of its proper divisors (62861349).

606456043651 is an equidigital number, since it uses as much as digits as its factorization.

606456043651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62861348.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 606456043651 in words is "six hundred six billion, four hundred fifty-six million, forty-three thousand, six hundred fifty-one".