646300424462 has 48 divisors (see below), whose sum is σ = 1217949185376. Its totient is φ = 251779123200.

The previous prime is 646300424453. The next prime is 646300424491. The reversal of 646300424462 is 264424003646.

It is a super-2 number, since 2×646300424462² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27419162 + ... + 27442722.

It is an arithmetic number, because the mean of its divisors is an integer number (25373941362).

Almost surely, 2^646300424462 is an apocalyptic number.

646300424462 is a deficient number, since it is larger than the sum of its proper divisors (571648760914).

646300424462 is a wasteful number, since it uses less digits than its factorization.

646300424462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39785 (or 39774 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 41.

The spelling of 646300424462 in words is "six hundred forty-six billion, three hundred million, four hundred twenty-four thousand, four hundred sixty-two".