634048544686 has 16 divisors (see below), whose sum is σ = 951762511440. Its totient is φ = 316794456000.

The previous prime is 634048544683. The next prime is 634048544687. The reversal of 634048544686 is 686445840436.

It is a super-3 number, since 3×634048544686³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 634048544686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634048544683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18360436 + ... + 18394936.

It is an arithmetic number, because the mean of its divisors is an integer number (59485156965).

Almost surely, 2^634048544686 is an apocalyptic number.

634048544686 is a deficient number, since it is larger than the sum of its proper divisors (317713966754).

634048544686 is a wasteful number, since it uses less digits than its factorization.

634048544686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40899.

The product of its (nonzero) digits is 53084160, while the sum is 58.

The spelling of 634048544686 in words is "six hundred thirty-four billion, forty-eight million, five hundred forty-four thousand, six hundred eighty-six".