505405463603 has 16 divisors (see below), whose sum is σ = 524507447520. Its totient is φ = 486417195264.

The previous prime is 505405463587. The next prime is 505405463681. The reversal of 505405463603 is 306364504505.

It is a cyclic number.

It is not a de Polignac number, because 505405463603 - 2⁴ = 505405463587 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 14023775 + ... + 14059767.

It is an arithmetic number, because the mean of its divisors is an integer number (32781715470).

Almost surely, 2^505405463603 is an apocalyptic number.

505405463603 is a deficient number, since it is larger than the sum of its proper divisors (19101983917).

505405463603 is a wasteful number, since it uses less digits than its factorization.

505405463603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37558.

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 505405463603 in words is "five hundred five billion, four hundred five million, four hundred sixty-three thousand, six hundred three".