285403137463 has 2 divisors, whose sum is σ = 285403137464. Its totient is φ = 285403137462.

The previous prime is 285403137457. The next prime is 285403137479. The reversal of 285403137463 is 364731304582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 285403137463 - 2²¹ = 285401040311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (285403137443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142701568731 + 142701568732.

It is an arithmetic number, because the mean of its divisors is an integer number (142701568732).

Almost surely, 2^285403137463 is an apocalyptic number.

285403137463 is a deficient number, since it is larger than the sum of its proper divisors (1).

285403137463 is an equidigital number, since it uses as much as digits as its factorization.

285403137463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 285403137463 in words is "two hundred eighty-five billion, four hundred three million, one hundred thirty-seven thousand, four hundred sixty-three".