486866551 has 2 divisors, whose sum is σ = 486866552. Its totient is φ = 486866550.

The previous prime is 486866521. The next prime is 486866591. The reversal of 486866551 is 155668684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 486866551 - 2⁷ = 486866423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 486866495 and 486866504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (486866521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243433275 + 243433276.

It is an arithmetic number, because the mean of its divisors is an integer number (243433276).

Almost surely, 2^486866551 is an apocalyptic number.

486866551 is a deficient number, since it is larger than the sum of its proper divisors (1).

486866551 is an equidigital number, since it uses as much as digits as its factorization.

486866551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1382400, while the sum is 49.

The square root of 486866551 is about 22065.0527078455. The cubic root of 486866551 is about 786.6894260109.

The spelling of 486866551 in words is "four hundred eighty-six million, eight hundred sixty-six thousand, five hundred fifty-one".