505405463506 has 8 divisors (see below), whose sum is σ = 758131617024. Its totient is φ = 252694924500.

The previous prime is 505405463503. The next prime is 505405463539. The reversal of 505405463506 is 605364504505.

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

It is not an unprimeable number, because it can be changed into a prime (505405463503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3822370 + ... + 3952381.

It is an arithmetic number, because the mean of its divisors is an integer number (94766452128).

Almost surely, 2^505405463506 is an apocalyptic number.

505405463506 is a deficient number, since it is larger than the sum of its proper divisors (252726153518).

505405463506 is a wasteful number, since it uses less digits than its factorization.

505405463506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7807256.

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 505405463506 in words is "five hundred five billion, four hundred five million, four hundred sixty-three thousand, five hundred six".