863230526403 has 256 divisors, whose sum is σ = 1522177671168. Its totient is φ = 423843840000.

The previous prime is 863230526401. The next prime is 863230526443. The reversal of 863230526403 is 304625032368.

It is a Cunningham number, because it is equal to 929102²-1.

It is not a de Polignac number, because 863230526403 - 2¹ = 863230526401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (863230526401) 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 in 255 ways as a sum of consecutive naturals, for example, 2946179125 + ... + 2946179417.

It is an arithmetic number, because the mean of its divisors is an integer number (5946006528).

Almost surely, 2^863230526403 is an apocalyptic number.

863230526403 is a deficient number, since it is larger than the sum of its proper divisors (658947144765).

863230526403 is a wasteful number, since it uses less digits than its factorization.

863230526403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 863230526403 in words is "eight hundred sixty-three billion, two hundred thirty million, five hundred twenty-six thousand, four hundred three".