478720252403 has 2 divisors, whose sum is σ = 478720252404. Its totient is φ = 478720252402.

The previous prime is 478720252349. The next prime is 478720252411. The reversal of 478720252403 is 304252027874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478720252403 - 2⁸ = 478720252147 is a prime.

It is not a weakly prime, because it can be changed into another prime (478720252453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239360126201 + 239360126202.

It is an arithmetic number, because the mean of its divisors is an integer number (239360126202).

Almost surely, 2^478720252403 is an apocalyptic number.

478720252403 is a deficient number, since it is larger than the sum of its proper divisors (1).

478720252403 is an equidigital number, since it uses as much as digits as its factorization.

478720252403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 752640, while the sum is 44.

The spelling of 478720252403 in words is "four hundred seventy-eight billion, seven hundred twenty million, two hundred fifty-two thousand, four hundred three".