606445515646 has 16 divisors (see below), whose sum is σ = 967026206160. Its totient is φ = 284419468800.

The previous prime is 606445515629. The next prime is 606445515647. The reversal of 606445515646 is 646515544606.

It is a junction number, because it is equal to n+sod(n) for n = 606445515593 and 606445515602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606445515647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79001571 + ... + 79009246.

It is an arithmetic number, because the mean of its divisors is an integer number (60439137885).

Almost surely, 2^606445515646 is an apocalyptic number.

606445515646 is a deficient number, since it is larger than the sum of its proper divisors (360580690514).

606445515646 is a wasteful number, since it uses less digits than its factorization.

606445515646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158010939.

The product of its (nonzero) digits is 10368000, while the sum is 52.

The spelling of 606445515646 in words is "six hundred six billion, four hundred forty-five million, five hundred fifteen thousand, six hundred forty-six".