63402038343 has 12 divisors (see below), whose sum is σ = 104663682448. Its totient is φ = 36229736160.

The previous prime is 63402038341. The next prime is 63402038347. The reversal of 63402038343 is 34383020436.

It is not a de Polignac number, because 63402038343 - 2¹ = 63402038341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63402038298 and 63402038307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63402038341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 503190718 + ... + 503190843.

Almost surely, 2^63402038343 is an apocalyptic number.

63402038343 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

63402038343 is a deficient number, since it is larger than the sum of its proper divisors (41261644105).

63402038343 is a wasteful number, since it uses less digits than its factorization.

63402038343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006381574 (or 1006381571 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 63402038343 its reverse (34383020436), we get a palindrome (97785058779).

The spelling of 63402038343 in words is "sixty-three billion, four hundred two million, thirty-eight thousand, three hundred forty-three".