6340802542 has 8 divisors (see below), whose sum is σ = 9513302832. Its totient is φ = 3169701600.

The previous prime is 6340802521. The next prime is 6340802549. The reversal of 6340802542 is 2452080436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6340802498 and 6340802507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6340802549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338434 + ... + 356677.

It is an arithmetic number, because the mean of its divisors is an integer number (1189162854).

Almost surely, 2^6340802542 is an apocalyptic number.

6340802542 is a deficient number, since it is larger than the sum of its proper divisors (3172500290).

6340802542 is a wasteful number, since it uses less digits than its factorization.

6340802542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699674.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 6340802542 is about 79629.1563561991. The cubic root of 6340802542 is about 1850.8934123552.

Adding to 6340802542 its reverse (2452080436), we get a palindrome (8792882978).

The spelling of 6340802542 in words is "six billion, three hundred forty million, eight hundred two thousand, five hundred forty-two".