263341103431403 has 16 divisors (see below), whose sum is σ = 277440092334720. Its totient is φ = 249266024142336.

The previous prime is 263341103431397. The next prime is 263341103431411. The reversal of 263341103431403 is 304134301143362.

It is not a de Polignac number, because 263341103431403 - 2⁶ = 263341103431339 is a prime.

It is a super-2 number, since 2×263341103431403² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (263341103431423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609930800 + ... + 610362402.

It is an arithmetic number, because the mean of its divisors is an integer number (17340005770920).

Almost surely, 2^{263341103431403} is an apocalyptic number.

263341103431403 is a deficient number, since it is larger than the sum of its proper divisors (14098988903317).

263341103431403 is a wasteful number, since it uses less digits than its factorization.

263341103431403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459226.

The product of its (nonzero) digits is 186624, while the sum is 38.

Adding to 263341103431403 its reverse (304134301143362), we get a palindrome (567475404574765).

The spelling of 263341103431403 in words is "two hundred sixty-three trillion, three hundred forty-one billion, one hundred three million, four hundred thirty-one thousand, four hundred three".