486889951 has 2 divisors, whose sum is σ = 486889952. Its totient is φ = 486889950.

The previous prime is 486889943. The next prime is 486890009. The reversal of 486889951 is 159988684.

It is an a-pointer prime, because the next prime (486890009) can be obtained adding 486889951 to its sum of digits (58).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 486889951 - 2³ = 486889943 is a prime.

It is a super-5 number, since 5×486889951⁵ (a number of 45 digits) contains 55555 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (486589951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243444975 + 243444976.

It is an arithmetic number, because the mean of its divisors is an integer number (243444976).

Almost surely, 2^486889951 is an apocalyptic number.

486889951 is the 13956-th centered pentagonal number.

486889951 is a deficient number, since it is larger than the sum of its proper divisors (1).

486889951 is an equidigital number, since it uses as much as digits as its factorization.

486889951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4976640, while the sum is 58.

The square root of 486889951 is about 22065.5829517373. The cubic root of 486889951 is about 786.7020292165.

The spelling of 486889951 in words is "four hundred eighty-six million, eight hundred eighty-nine thousand, nine hundred fifty-one".