6416646466146 has 64 divisors (see below), whose sum is σ = 15009430960128. Its totient is φ = 1790486062848.

The previous prime is 6416646466129. The next prime is 6416646466151.

6416646466146 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 6416646466146.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15850026 + ... + 16249818.

It is an arithmetic number, because the mean of its divisors is an integer number (234522358752).

Almost surely, 2^{6416646466146} is an apocalyptic number.

6416646466146 is an abundant number, since it is smaller than the sum of its proper divisors (8592784493982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6416646466146 is a wasteful number, since it uses less digits than its factorization.

6416646466146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408735.

The product of its digits is 71663616, while the sum is 60.

The spelling of 6416646466146 in words is "six trillion, four hundred sixteen billion, six hundred forty-six million, four hundred sixty-six thousand, one hundred forty-six".