646053004622 has 16 divisors (see below), whose sum is σ = 974930850432. Its totient is φ = 321076247160.

The previous prime is 646053004573. The next prime is 646053004631. The reversal of 646053004622 is 226400350646.

It is a super-2 number, since 2×646053004622² (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 7 ways as a sum of consecutive naturals, for example, 9532997 + ... + 9600527.

It is an arithmetic number, because the mean of its divisors is an integer number (60933178152).

Almost surely, 2^646053004622 is an apocalyptic number.

646053004622 is a deficient number, since it is larger than the sum of its proper divisors (328877845810).

646053004622 is a wasteful number, since it uses less digits than its factorization.

646053004622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96343.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 646053004622 in words is "six hundred forty-six billion, fifty-three million, four thousand, six hundred twenty-two".