478762752271 has 2 divisors, whose sum is σ = 478762752272. Its totient is φ = 478762752270.

The previous prime is 478762752121. The next prime is 478762752287. The reversal of 478762752271 is 172257267874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478762752271 - 2²¹ = 478760655119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478762752971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239381376135 + 239381376136.

It is an arithmetic number, because the mean of its divisors is an integer number (239381376136).

Almost surely, 2^478762752271 is an apocalyptic number.

478762752271 is a deficient number, since it is larger than the sum of its proper divisors (1).

478762752271 is an equidigital number, since it uses as much as digits as its factorization.

478762752271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18439680, while the sum is 58.

The spelling of 478762752271 in words is "four hundred seventy-eight billion, seven hundred sixty-two million, seven hundred fifty-two thousand, two hundred seventy-one".