646300006146 has 96 divisors (see below), whose sum is σ = 1427450955840. Its totient is φ = 211300617600.

The previous prime is 646300006133. The next prime is 646300006147. The reversal of 646300006146 is 641600003646.

646300006146 is a `hidden beast` number, since 6 + 4 + 6 + 30 + 0 + 0 + 0 + 614 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 646300006146.

It is not an unprimeable number, because it can be changed into a prime (646300006147) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 191721841 + ... + 191725211.

It is an arithmetic number, because the mean of its divisors is an integer number (14869280790).

Almost surely, 2^646300006146 is an apocalyptic number.

646300006146 is an abundant number, since it is smaller than the sum of its proper divisors (781150949694).

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

646300006146 is a wasteful number, since it uses less digits than its factorization.

646300006146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4352 (or 4349 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 646300006146 in words is "six hundred forty-six billion, three hundred million, six thousand, one hundred forty-six".