486639913551 has 16 divisors (see below), whose sum is σ = 745094605440. Its totient is φ = 279410476320.

The previous prime is 486639913541. The next prime is 486639913577. The reversal of 486639913551 is 155319936684.

It is not a de Polignac number, because 486639913551 - 2⁷ = 486639913423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486639913531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388069480 + ... + 388070733.

It is an arithmetic number, because the mean of its divisors is an integer number (46568412840).

Almost surely, 2^486639913551 is an apocalyptic number.

486639913551 is a deficient number, since it is larger than the sum of its proper divisors (258454691889).

486639913551 is a wasteful number, since it uses less digits than its factorization.

486639913551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776140246.

The product of its digits is 20995200, while the sum is 60.

The spelling of 486639913551 in words is "four hundred eighty-six billion, six hundred thirty-nine million, nine hundred thirteen thousand, five hundred fifty-one".