505230154503 has 16 divisors (see below), whose sum is σ = 675901860480. Its totient is φ = 335689495776.

The previous prime is 505230154487. The next prime is 505230154523. The reversal of 505230154503 is 305451032505.

It is a happy number.

It is not a de Polignac number, because 505230154503 - 2⁴ = 505230154487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505230154523) 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 15 ways as a sum of consecutive naturals, for example, 12163176 + ... + 12204642.

It is an arithmetic number, because the mean of its divisors is an integer number (42243866280).

Almost surely, 2^505230154503 is an apocalyptic number.

505230154503 is a deficient number, since it is larger than the sum of its proper divisors (170671705977).

505230154503 is a wasteful number, since it uses less digits than its factorization.

505230154503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55006.

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 505230154503 in words is "five hundred five billion, two hundred thirty million, one hundred fifty-four thousand, five hundred three".