486251551 has 2 divisors, whose sum is σ = 486251552. Its totient is φ = 486251550.

The previous prime is 486251537. The next prime is 486251569. The reversal of 486251551 is 155152684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 486251551 - 2²⁷ = 352033823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 486251551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (486251651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243125775 + 243125776.

It is an arithmetic number, because the mean of its divisors is an integer number (243125776).

Almost surely, 2^486251551 is an apocalyptic number.

486251551 is a deficient number, since it is larger than the sum of its proper divisors (1).

486251551 is an equidigital number, since it uses as much as digits as its factorization.

486251551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48000, while the sum is 37.

The square root of 486251551 is about 22051.1122395221. The cubic root of 486251551 is about 786.3580430383.

It can be divided in two parts, 48625 and 1551, that added together give a square (50176 = 224²).

The spelling of 486251551 in words is "four hundred eighty-six million, two hundred fifty-one thousand, five hundred fifty-one".