505340640302 has 8 divisors (see below), whose sum is σ = 775639122456. Its totient is φ = 246794266152.

The previous prime is 505340640281. The next prime is 505340640317. The reversal of 505340640302 is 203046043505.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2938026893 + ... + 2938027064.

It is an arithmetic number, because the mean of its divisors is an integer number (96954890307).

Almost surely, 2^505340640302 is an apocalyptic number.

505340640302 is a deficient number, since it is larger than the sum of its proper divisors (270298482154).

505340640302 is a wasteful number, since it uses less digits than its factorization.

505340640302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5876054002.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 505340640302 its reverse (203046043505), we get a palindrome (708386683807).

The spelling of 505340640302 in words is "five hundred five billion, three hundred forty million, six hundred forty thousand, three hundred two".