647063404050 has 48 divisors (see below), whose sum is σ = 1833962565312. Its totient is φ = 147900206400.

The previous prime is 647063404037. The next prime is 647063404123. The reversal of 647063404050 is 50404360746.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 308124381 + ... + 308126480.

It is an arithmetic number, because the mean of its divisors is an integer number (38207553444).

Almost surely, 2^647063404050 is an apocalyptic number.

647063404050 is an abundant number, since it is smaller than the sum of its proper divisors (1186899161262).

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

647063404050 is a wasteful number, since it uses less digits than its factorization.

647063404050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616250883 (or 616250878 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 39.

Adding to 647063404050 its reverse (50404360746), we get a palindrome (697467764796).

The spelling of 647063404050 in words is "six hundred forty-seven billion, sixty-three million, four hundred four thousand, fifty".